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Finding the Fourth Proportional to 247,231.70, 370,847.55 and 168,499.70

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Solution

The fourth proportional to 247,231.70, 370,847.55 and 168,499.70 is: 252,749.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,231.70 : 370,847.55 = 168,499.70 : x
  2. Step 2: Convert to fraction form
    247,231.70/370,847.55 = 168,499.70/x
  3. Step 3: Cross multiply
    247,231.70x = 370,847.55 × 168,499.70
  4. Step 4: Simplify right side
    247,231.70x = 62,487,700,920.74
  5. Step 5: Solve for x
    x = 62,487,700,920.74/247,231.70
  6. Step 6: Final answer
    x = 252,749.55

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.