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Finding the Fourth Proportional to 503,934.65, 756,008.28 and 166,956.02

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Solution

The fourth proportional to 503,934.65, 756,008.28 and 166,956.02 is: 250,469.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,934.65 : 756,008.28 = 166,956.02 : x
  2. Step 2: Convert to fraction form
    503,934.65/756,008.28 = 166,956.02/x
  3. Step 3: Cross multiply
    503,934.65x = 756,008.28 × 166,956.02
  4. Step 4: Simplify right side
    503,934.65x = 126,220,128,901.02
  5. Step 5: Solve for x
    x = 126,220,128,901.02/503,934.65
  6. Step 6: Final answer
    x = 250,469.24

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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.