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Finding the Fourth Proportional to 283,686.01, 425,626.22 and 96,828.73

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Solution

The fourth proportional to 283,686.01, 425,626.22 and 96,828.73 is: 145,276.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,686.01 : 425,626.22 = 96,828.73 : x
  2. Step 2: Convert to fraction form
    283,686.01/425,626.22 = 96,828.73/x
  3. Step 3: Cross multiply
    283,686.01x = 425,626.22 × 96,828.73
  4. Step 4: Simplify right side
    283,686.01x = 41,212,846,337.30
  5. Step 5: Solve for x
    x = 41,212,846,337.30/283,686.01
  6. Step 6: Final answer
    x = 145,276.27

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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.