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Finding the Fourth Proportional to 425,541.74, 587,240.60 and 234,572.90

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Solution

The fourth proportional to 425,541.74, 587,240.60 and 234,572.90 is: 323,706.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,541.74 : 587,240.60 = 234,572.90 : x
  2. Step 2: Convert to fraction form
    425,541.74/587,240.60 = 234,572.90/x
  3. Step 3: Cross multiply
    425,541.74x = 587,240.60 × 234,572.90
  4. Step 4: Simplify right side
    425,541.74x = 137,750,730,834.98
  5. Step 5: Solve for x
    x = 137,750,730,834.98/425,541.74
  6. Step 6: Final answer
    x = 323,706.74

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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.