Home / 623,856.20-935,784.30-606,360.20

Finding the Fourth Proportional to 623,856.20, 935,784.30 and 606,360.20

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Solution

The fourth proportional to 623,856.20, 935,784.30 and 606,360.20 is: 909,540.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,856.20 : 935,784.30 = 606,360.20 : x
  2. Step 2: Convert to fraction form
    623,856.20/935,784.30 = 606,360.20/x
  3. Step 3: Cross multiply
    623,856.20x = 935,784.30 × 606,360.20
  4. Step 4: Simplify right side
    623,856.20x = 567,422,355,304.86
  5. Step 5: Solve for x
    x = 567,422,355,304.86/623,856.20
  6. Step 6: Final answer
    x = 909,540.30

Related Problems

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Half scale
Find fourth proportional to 1,247,712.40, 1,871,568.60 and 1,212,720.40
Double scale
Find fourth proportional to 623,857.20, 935,785.80 and 606,361.20
Similar ratio
Find fourth proportional to 935,784.30, 1,403,676.45 and 909,540.30
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.