Home / 909,178.50-1,254,361.74-587,106.30

Finding the Fourth Proportional to 909,178.50, 1,254,361.74 and 587,106.30

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Solution

The fourth proportional to 909,178.50, 1,254,361.74 and 587,106.30 is: 810,010.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,178.50 : 1,254,361.74 = 587,106.30 : x
  2. Step 2: Convert to fraction form
    909,178.50/1,254,361.74 = 587,106.30/x
  3. Step 3: Cross multiply
    909,178.50x = 1,254,361.74 × 587,106.30
  4. Step 4: Simplify right side
    909,178.50x = 736,443,680,032.96
  5. Step 5: Solve for x
    x = 736,443,680,032.96/909,178.50
  6. Step 6: Final answer
    x = 810,010.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.