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Finding the Fourth Proportional to 339,711.29, 468,807.36 and 186,755.85

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Solution

The fourth proportional to 339,711.29, 468,807.36 and 186,755.85 is: 257,726.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,711.29 : 468,807.36 = 186,755.85 : x
  2. Step 2: Convert to fraction form
    339,711.29/468,807.36 = 186,755.85/x
  3. Step 3: Cross multiply
    339,711.29x = 468,807.36 × 186,755.85
  4. Step 4: Simplify right side
    339,711.29x = 87,552,516,302.72
  5. Step 5: Solve for x
    x = 87,552,516,302.72/339,711.29
  6. Step 6: Final answer
    x = 257,726.25

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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.