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Finding the Fourth Proportional to 425,487.24, 587,160.84 and 234,500.56

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Solution

The fourth proportional to 425,487.24, 587,160.84 and 234,500.56 is: 323,604.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,487.24 : 587,160.84 = 234,500.56 : x
  2. Step 2: Convert to fraction form
    425,487.24/587,160.84 = 234,500.56/x
  3. Step 3: Cross multiply
    425,487.24x = 587,160.84 × 234,500.56
  4. Step 4: Simplify right side
    425,487.24x = 137,689,545,790.07
  5. Step 5: Solve for x
    x = 137,689,545,790.07/425,487.24
  6. Step 6: Final answer
    x = 323,604.41

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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.