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Finding the Fourth Proportional to 337,557.78, 465,828.57 and 186,654.78

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Solution

The fourth proportional to 337,557.78, 465,828.57 and 186,654.78 is: 257,582.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,557.78 : 465,828.57 = 186,654.78 : x
  2. Step 2: Convert to fraction form
    337,557.78/465,828.57 = 186,654.78/x
  3. Step 3: Cross multiply
    337,557.78x = 465,828.57 × 186,654.78
  4. Step 4: Simplify right side
    337,557.78x = 86,949,129,251.06
  5. Step 5: Solve for x
    x = 86,949,129,251.06/337,557.78
  6. Step 6: Final answer
    x = 257,582.95

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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.