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Finding the Fourth Proportional to 537,708.25, 806,562.39 and 163,731.25

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Solution

The fourth proportional to 537,708.25, 806,562.39 and 163,731.25 is: 245,596.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,708.25 : 806,562.39 = 163,731.25 : x
  2. Step 2: Convert to fraction form
    537,708.25/806,562.39 = 163,731.25/x
  3. Step 3: Cross multiply
    537,708.25x = 806,562.39 × 163,731.25
  4. Step 4: Simplify right side
    537,708.25x = 132,059,468,317.69
  5. Step 5: Solve for x
    x = 132,059,468,317.69/537,708.25
  6. Step 6: Final answer
    x = 245,596.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.