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Finding the Fourth Proportional to 624,113.33, 861,274.49 and 337,633.34

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Solution

The fourth proportional to 624,113.33, 861,274.49 and 337,633.34 is: 465,932.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,113.33 : 861,274.49 = 337,633.34 : x
  2. Step 2: Convert to fraction form
    624,113.33/861,274.49 = 337,633.34/x
  3. Step 3: Cross multiply
    624,113.33x = 861,274.49 × 337,633.34
  4. Step 4: Simplify right side
    624,113.33x = 290,794,976,720.96
  5. Step 5: Solve for x
    x = 290,794,976,720.96/624,113.33
  6. Step 6: Final answer
    x = 465,932.97

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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.