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Finding the Fourth Proportional to 247,221.60, 370,832.40 and 244,597.20

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Solution

The fourth proportional to 247,221.60, 370,832.40 and 244,597.20 is: 366,895.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,221.60 : 370,832.40 = 244,597.20 : x
  2. Step 2: Convert to fraction form
    247,221.60/370,832.40 = 244,597.20/x
  3. Step 3: Cross multiply
    247,221.60x = 370,832.40 × 244,597.20
  4. Step 4: Simplify right side
    247,221.60x = 90,704,566,709.28
  5. Step 5: Solve for x
    x = 90,704,566,709.28/247,221.60
  6. Step 6: Final answer
    x = 366,895.80

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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.