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Finding the Fourth Proportional to 240,958.31, 361,319.01 and 98,765.04

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Solution

The fourth proportional to 240,958.31, 361,319.01 and 98,765.04 is: 148,099.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,958.31 : 361,319.01 = 98,765.04 : x
  2. Step 2: Convert to fraction form
    240,958.31/361,319.01 = 98,765.04/x
  3. Step 3: Cross multiply
    240,958.31x = 361,319.01 × 98,765.04
  4. Step 4: Simplify right side
    240,958.31x = 35,685,686,967.70
  5. Step 5: Solve for x
    x = 35,685,686,967.70/240,958.31
  6. Step 6: Final answer
    x = 148,099.01

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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.