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Finding the Fourth Proportional to 283,339.20, 425,008.80 and 96,350.70

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Solution

The fourth proportional to 283,339.20, 425,008.80 and 96,350.70 is: 144,526.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,339.20 : 425,008.80 = 96,350.70 : x
  2. Step 2: Convert to fraction form
    283,339.20/425,008.80 = 96,350.70/x
  3. Step 3: Cross multiply
    283,339.20x = 425,008.80 × 96,350.70
  4. Step 4: Simplify right side
    283,339.20x = 40,949,895,386.16
  5. Step 5: Solve for x
    x = 40,949,895,386.16/283,339.20
  6. Step 6: Final answer
    x = 144,526.05

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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.