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Finding the Fourth Proportional to 339,494.64, 468,503.76 and 186,545.04

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Solution

The fourth proportional to 339,494.64, 468,503.76 and 186,545.04 is: 257,432.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,494.64 : 468,503.76 = 186,545.04 : x
  2. Step 2: Convert to fraction form
    339,494.64/468,503.76 = 186,545.04/x
  3. Step 3: Cross multiply
    339,494.64x = 468,503.76 × 186,545.04
  4. Step 4: Simplify right side
    339,494.64x = 87,397,052,649.35
  5. Step 5: Solve for x
    x = 87,397,052,649.35/339,494.64
  6. Step 6: Final answer
    x = 257,432.79

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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.