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Finding the Fourth Proportional to 240,339.96, 360,505.08 and 71,861.04

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Solution

The fourth proportional to 240,339.96, 360,505.08 and 71,861.04 is: 107,790.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,339.96 : 360,505.08 = 71,861.04 : x
  2. Step 2: Convert to fraction form
    240,339.96/360,505.08 = 71,861.04/x
  3. Step 3: Cross multiply
    240,339.96x = 360,505.08 × 71,861.04
  4. Step 4: Simplify right side
    240,339.96x = 25,906,269,974.08
  5. Step 5: Solve for x
    x = 25,906,269,974.08/240,339.96
  6. Step 6: Final answer
    x = 107,790.11

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1.5x scale

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.