Home / 624,280.46-861,504.26-337,805.60

Finding the Fourth Proportional to 624,280.46, 861,504.26 and 337,805.60

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Solution

The fourth proportional to 624,280.46, 861,504.26 and 337,805.60 is: 466,170.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,280.46 : 861,504.26 = 337,805.60 : x
  2. Step 2: Convert to fraction form
    624,280.46/861,504.26 = 337,805.60/x
  3. Step 3: Cross multiply
    624,280.46x = 861,504.26 × 337,805.60
  4. Step 4: Simplify right side
    624,280.46x = 291,020,963,451.86
  5. Step 5: Solve for x
    x = 291,020,963,451.86/624,280.46
  6. Step 6: Final answer
    x = 466,170.23

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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.