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Finding the Fourth Proportional to 283,732.20, 425,598.30 and 232,993.80

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Solution

The fourth proportional to 283,732.20, 425,598.30 and 232,993.80 is: 349,490.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,732.20 : 425,598.30 = 232,993.80 : x
  2. Step 2: Convert to fraction form
    283,732.20/425,598.30 = 232,993.80/x
  3. Step 3: Cross multiply
    283,732.20x = 425,598.30 × 232,993.80
  4. Step 4: Simplify right side
    283,732.20x = 99,161,765,190.54
  5. Step 5: Solve for x
    x = 99,161,765,190.54/283,732.20
  6. Step 6: Final answer
    x = 349,490.70

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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.