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Finding the Fourth Proportional to 339,159.26, 468,045.27 and 186,211.55

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Solution

The fourth proportional to 339,159.26, 468,045.27 and 186,211.55 is: 256,974.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,159.26 : 468,045.27 = 186,211.55 : x
  2. Step 2: Convert to fraction form
    339,159.26/468,045.27 = 186,211.55/x
  3. Step 3: Cross multiply
    339,159.26x = 468,045.27 × 186,211.55
  4. Step 4: Simplify right side
    339,159.26x = 87,155,435,196.87
  5. Step 5: Solve for x
    x = 87,155,435,196.87/339,159.26
  6. Step 6: Final answer
    x = 256,974.95

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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.