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Finding the Fourth Proportional to 374,393.88, 561,508.02 and 108,096.60

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Solution

The fourth proportional to 374,393.88, 561,508.02 and 108,096.60 is: 162,120.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,393.88 : 561,508.02 = 108,096.60 : x
  2. Step 2: Convert to fraction form
    374,393.88/561,508.02 = 108,096.60/x
  3. Step 3: Cross multiply
    374,393.88x = 561,508.02 × 108,096.60
  4. Step 4: Simplify right side
    374,393.88x = 60,697,107,834.73
  5. Step 5: Solve for x
    x = 60,697,107,834.73/374,393.88
  6. Step 6: Final answer
    x = 162,120.99

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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.