Home / 624,606.03-861,958.20-338,125.44

Finding the Fourth Proportional to 624,606.03, 861,958.20 and 338,125.44

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Solution

The fourth proportional to 624,606.03, 861,958.20 and 338,125.44 is: 466,614.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,606.03 : 861,958.20 = 338,125.44 : x
  2. Step 2: Convert to fraction form
    624,606.03/861,958.20 = 338,125.44/x
  3. Step 3: Cross multiply
    624,606.03x = 861,958.20 × 338,125.44
  4. Step 4: Simplify right side
    624,606.03x = 291,449,995,636.61
  5. Step 5: Solve for x
    x = 291,449,995,636.61/624,606.03
  6. Step 6: Final answer
    x = 466,614.12

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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.