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Finding the Fourth Proportional to 500,162.38, 749,866.26 and 163,001.70

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Solution

The fourth proportional to 500,162.38, 749,866.26 and 163,001.70 is: 244,379.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,162.38 : 749,866.26 = 163,001.70 : x
  2. Step 2: Convert to fraction form
    500,162.38/749,866.26 = 163,001.70/x
  3. Step 3: Cross multiply
    500,162.38x = 749,866.26 × 163,001.70
  4. Step 4: Simplify right side
    500,162.38x = 122,229,475,152.64
  5. Step 5: Solve for x
    x = 122,229,475,152.64/500,162.38
  6. Step 6: Final answer
    x = 244,379.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.