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Finding the Fourth Proportional to 350,080.60, 524,732.10 and 192,422.20

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Solution

The fourth proportional to 350,080.60, 524,732.10 and 192,422.20 is: 288,419.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,080.60 : 524,732.10 = 192,422.20 : x
  2. Step 2: Convert to fraction form
    350,080.60/524,732.10 = 192,422.20/x
  3. Step 3: Cross multiply
    350,080.60x = 524,732.10 × 192,422.20
  4. Step 4: Simplify right side
    350,080.60x = 100,970,105,092.62
  5. Step 5: Solve for x
    x = 100,970,105,092.62/350,080.60
  6. Step 6: Final answer
    x = 288,419.60

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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.