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Finding the Fourth Proportional to 247,314.56, 370,722.60 and 97,496.85

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Solution

The fourth proportional to 247,314.56, 370,722.60 and 97,496.85 is: 146,147.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,314.56 : 370,722.60 = 97,496.85 : x
  2. Step 2: Convert to fraction form
    247,314.56/370,722.60 = 97,496.85/x
  3. Step 3: Cross multiply
    247,314.56x = 370,722.60 × 97,496.85
  4. Step 4: Simplify right side
    247,314.56x = 36,144,285,723.81
  5. Step 5: Solve for x
    x = 36,144,285,723.81/247,314.56
  6. Step 6: Final answer
    x = 146,147.02

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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.