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Finding the Fourth Proportional to 283,549.80, 425,324.70 and 195,076.20

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Solution

The fourth proportional to 283,549.80, 425,324.70 and 195,076.20 is: 292,614.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,549.80 : 425,324.70 = 195,076.20 : x
  2. Step 2: Convert to fraction form
    283,549.80/425,324.70 = 195,076.20/x
  3. Step 3: Cross multiply
    283,549.80x = 425,324.70 × 195,076.20
  4. Step 4: Simplify right side
    283,549.80x = 82,970,726,242.14
  5. Step 5: Solve for x
    x = 82,970,726,242.14/283,549.80
  6. Step 6: Final answer
    x = 292,614.30

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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.