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Finding the Fourth Proportional to 374,955.67, 562,516.13 and 108,727.30

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Solution

The fourth proportional to 374,955.67, 562,516.13 and 108,727.30 is: 163,114.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,955.67 : 562,516.13 = 108,727.30 : x
  2. Step 2: Convert to fraction form
    374,955.67/562,516.13 = 108,727.30/x
  3. Step 3: Cross multiply
    374,955.67x = 562,516.13 × 108,727.30
  4. Step 4: Simplify right side
    374,955.67x = 61,160,861,291.73
  5. Step 5: Solve for x
    x = 61,160,861,291.73/374,955.67
  6. Step 6: Final answer
    x = 163,114.91

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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.