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Finding the Fourth Proportional to 233,340.79, 350,147.11 and 98,396.59

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Solution

The fourth proportional to 233,340.79, 350,147.11 and 98,396.59 is: 147,652.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,340.79 : 350,147.11 = 98,396.59 : x
  2. Step 2: Convert to fraction form
    233,340.79/350,147.11 = 98,396.59/x
  3. Step 3: Cross multiply
    233,340.79x = 350,147.11 × 98,396.59
  4. Step 4: Simplify right side
    233,340.79x = 34,453,279,871.62
  5. Step 5: Solve for x
    x = 34,453,279,871.62/233,340.79
  6. Step 6: Final answer
    x = 147,652.20

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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.