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Finding the Fourth Proportional to 503,877.13, 755,922.31 and 166,898.70

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Solution

The fourth proportional to 503,877.13, 755,922.31 and 166,898.70 is: 250,383.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,877.13 : 755,922.31 = 166,898.70 : x
  2. Step 2: Convert to fraction form
    503,877.13/755,922.31 = 166,898.70/x
  3. Step 3: Cross multiply
    503,877.13x = 755,922.31 × 166,898.70
  4. Step 4: Simplify right side
    503,877.13x = 126,162,450,422.75
  5. Step 5: Solve for x
    x = 126,162,450,422.75/503,877.13
  6. Step 6: Final answer
    x = 250,383.36

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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.