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Finding the Fourth Proportional to 425,580.27, 587,304.80 and 234,600.49

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Solution

The fourth proportional to 425,580.27, 587,304.80 and 234,600.49 is: 323,750.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,580.27 : 587,304.80 = 234,600.49 : x
  2. Step 2: Convert to fraction form
    425,580.27/587,304.80 = 234,600.49/x
  3. Step 3: Cross multiply
    425,580.27x = 587,304.80 × 234,600.49
  4. Step 4: Simplify right side
    425,580.27x = 137,781,993,859.35
  5. Step 5: Solve for x
    x = 137,781,993,859.35/425,580.27
  6. Step 6: Final answer
    x = 323,750.90

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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.