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Finding the Fourth Proportional to 425,744.10, 587,527.83 and 234,755.82

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Solution

The fourth proportional to 425,744.10, 587,527.83 and 234,755.82 is: 323,963.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,744.10 : 587,527.83 = 234,755.82 : x
  2. Step 2: Convert to fraction form
    425,744.10/587,527.83 = 234,755.82/x
  3. Step 3: Cross multiply
    425,744.10x = 587,527.83 × 234,755.82
  4. Step 4: Simplify right side
    425,744.10x = 137,925,577,504.47
  5. Step 5: Solve for x
    x = 137,925,577,504.47/425,744.10
  6. Step 6: Final answer
    x = 323,963.57

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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.