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Finding the Fourth Proportional to 283,500.48, 425,123.28 and 83,751.24

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Solution

The fourth proportional to 283,500.48, 425,123.28 and 83,751.24 is: 125,589.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,500.48 : 425,123.28 = 83,751.24 : x
  2. Step 2: Convert to fraction form
    283,500.48/425,123.28 = 83,751.24/x
  3. Step 3: Cross multiply
    283,500.48x = 425,123.28 × 83,751.24
  4. Step 4: Simplify right side
    283,500.48x = 35,604,601,852.87
  5. Step 5: Solve for x
    x = 35,604,601,852.87/283,500.48
  6. Step 6: Final answer
    x = 125,589.21

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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.