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Finding the Fourth Proportional to 374,708.90, 562,092.69 and 108,473.42

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Solution

The fourth proportional to 374,708.90, 562,092.69 and 108,473.42 is: 162,718.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,708.90 : 562,092.69 = 108,473.42 : x
  2. Step 2: Convert to fraction form
    374,708.90/562,092.69 = 108,473.42/x
  3. Step 3: Cross multiply
    374,708.90x = 562,092.69 × 108,473.42
  4. Step 4: Simplify right side
    374,708.90x = 60,972,116,441.30
  5. Step 5: Solve for x
    x = 60,972,116,441.30/374,708.90
  6. Step 6: Final answer
    x = 162,718.62

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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.