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Finding the Fourth Proportional to 251,565.01, 375,910.27 and 191,262.13

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Solution

The fourth proportional to 251,565.01, 375,910.27 and 191,262.13 is: 285,800.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,565.01 : 375,910.27 = 191,262.13 : x
  2. Step 2: Convert to fraction form
    251,565.01/375,910.27 = 191,262.13/x
  3. Step 3: Cross multiply
    251,565.01x = 375,910.27 × 191,262.13
  4. Step 4: Simplify right side
    251,565.01x = 71,897,397,511.14
  5. Step 5: Solve for x
    x = 71,897,397,511.14/251,565.01
  6. Step 6: Final answer
    x = 285,800.47

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.