Home / 624,115.09-861,276.90-337,635.10

Finding the Fourth Proportional to 624,115.09, 861,276.90 and 337,635.10

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Solution

The fourth proportional to 624,115.09, 861,276.90 and 337,635.10 is: 465,935.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,115.09 : 861,276.90 = 337,635.10 : x
  2. Step 2: Convert to fraction form
    624,115.09/861,276.90 = 337,635.10/x
  3. Step 3: Cross multiply
    624,115.09x = 861,276.90 × 337,635.10
  4. Step 4: Simplify right side
    624,115.09x = 290,797,312,259.19
  5. Step 5: Solve for x
    x = 290,797,312,259.19/624,115.09
  6. Step 6: Final answer
    x = 465,935.40

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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.