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Finding the Fourth Proportional to 283,521.52, 425,365.31 and 83,847.07

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Solution

The fourth proportional to 283,521.52, 425,365.31 and 83,847.07 is: 125,795.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,521.52 : 425,365.31 = 83,847.07 : x
  2. Step 2: Convert to fraction form
    283,521.52/425,365.31 = 83,847.07/x
  3. Step 3: Cross multiply
    283,521.52x = 425,365.31 × 83,847.07
  4. Step 4: Simplify right side
    283,521.52x = 35,665,634,923.14
  5. Step 5: Solve for x
    x = 35,665,634,923.14/283,521.52
  6. Step 6: Final answer
    x = 125,795.16

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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.