Home / 883,240.60-1,325,249.70-409,682.20

Finding the Fourth Proportional to 883,240.60, 1,325,249.70 and 409,682.20

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Solution

The fourth proportional to 883,240.60, 1,325,249.70 and 409,682.20 is: 614,703.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,240.60 : 1,325,249.70 = 409,682.20 : x
  2. Step 2: Convert to fraction form
    883,240.60/1,325,249.70 = 409,682.20/x
  3. Step 3: Cross multiply
    883,240.60x = 1,325,249.70 × 409,682.20
  4. Step 4: Simplify right side
    883,240.60x = 542,931,212,645.34
  5. Step 5: Solve for x
    x = 542,931,212,645.34/883,240.60
  6. Step 6: Final answer
    x = 614,703.64

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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.