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Finding the Fourth Proportional to 543,535.52, 750,167.73 and 301,895.91

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Solution

The fourth proportional to 543,535.52, 750,167.73 and 301,895.91 is: 416,665.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,535.52 : 750,167.73 = 301,895.91 : x
  2. Step 2: Convert to fraction form
    543,535.52/750,167.73 = 301,895.91/x
  3. Step 3: Cross multiply
    543,535.52x = 750,167.73 × 301,895.91
  4. Step 4: Simplify right side
    543,535.52x = 226,472,569,500.98
  5. Step 5: Solve for x
    x = 226,472,569,500.98/543,535.52
  6. Step 6: Final answer
    x = 416,665.63

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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.