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Finding the Fourth Proportional to 394,707.44, 592,098.54 and 110,398.04

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Solution

The fourth proportional to 394,707.44, 592,098.54 and 110,398.04 is: 165,607.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,707.44 : 592,098.54 = 110,398.04 : x
  2. Step 2: Convert to fraction form
    394,707.44/592,098.54 = 110,398.04/x
  3. Step 3: Cross multiply
    394,707.44x = 592,098.54 × 110,398.04
  4. Step 4: Simplify right side
    394,707.44x = 65,366,518,302.86
  5. Step 5: Solve for x
    x = 65,366,518,302.86/394,707.44
  6. Step 6: Final answer
    x = 165,607.52

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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.