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Finding the Fourth Proportional to 247,157.53, 370,765.46 and 185,221.69

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Solution

The fourth proportional to 247,157.53, 370,765.46 and 185,221.69 is: 277,854.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,157.53 : 370,765.46 = 185,221.69 : x
  2. Step 2: Convert to fraction form
    247,157.53/370,765.46 = 185,221.69/x
  3. Step 3: Cross multiply
    247,157.53x = 370,765.46 × 185,221.69
  4. Step 4: Simplify right side
    247,157.53x = 68,673,804,168.72
  5. Step 5: Solve for x
    x = 68,673,804,168.72/247,157.53
  6. Step 6: Final answer
    x = 277,854.39

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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.