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Finding the Fourth Proportional to 496,637.40, 744,956.10 and 181,104.60

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Solution

The fourth proportional to 496,637.40, 744,956.10 and 181,104.60 is: 271,656.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,637.40 : 744,956.10 = 181,104.60 : x
  2. Step 2: Convert to fraction form
    496,637.40/744,956.10 = 181,104.60/x
  3. Step 3: Cross multiply
    496,637.40x = 744,956.10 × 181,104.60
  4. Step 4: Simplify right side
    496,637.40x = 134,914,976,508.06
  5. Step 5: Solve for x
    x = 134,914,976,508.06/496,637.40
  6. Step 6: Final answer
    x = 271,656.90

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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.