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Finding the Fourth Proportional to 240,453.30, 360,805.68 and 98,404.02

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Solution

The fourth proportional to 240,453.30, 360,805.68 and 98,404.02 is: 147,657.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,453.30 : 360,805.68 = 98,404.02 : x
  2. Step 2: Convert to fraction form
    240,453.30/360,805.68 = 98,404.02/x
  3. Step 3: Cross multiply
    240,453.30x = 360,805.68 × 98,404.02
  4. Step 4: Simplify right side
    240,453.30x = 35,504,729,350.83
  5. Step 5: Solve for x
    x = 35,504,729,350.83/240,453.30
  6. Step 6: Final answer
    x = 147,657.48

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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.