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Finding the Fourth Proportional to 496,293.16, 744,508.38 and 159,254.56

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Solution

The fourth proportional to 496,293.16, 744,508.38 and 159,254.56 is: 238,903.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,293.16 : 744,508.38 = 159,254.56 : x
  2. Step 2: Convert to fraction form
    496,293.16/744,508.38 = 159,254.56/x
  3. Step 3: Cross multiply
    496,293.16x = 744,508.38 × 159,254.56
  4. Step 4: Simplify right side
    496,293.16x = 118,566,354,473.21
  5. Step 5: Solve for x
    x = 118,566,354,473.21/496,293.16
  6. Step 6: Final answer
    x = 238,903.87

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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.