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Finding the Fourth Proportional to 339,754.92, 468,862.08 and 186,795.70

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Solution

The fourth proportional to 339,754.92, 468,862.08 and 186,795.70 is: 257,778.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,754.92 : 468,862.08 = 186,795.70 : x
  2. Step 2: Convert to fraction form
    339,754.92/468,862.08 = 186,795.70/x
  3. Step 3: Cross multiply
    339,754.92x = 468,862.08 × 186,795.70
  4. Step 4: Simplify right side
    339,754.92x = 87,581,420,437.06
  5. Step 5: Solve for x
    x = 87,581,420,437.06/339,754.92
  6. Step 6: Final answer
    x = 257,778.23

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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.