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Finding the Fourth Proportional to 504,573.96, 756,844.46 and 204,965.88

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Solution

The fourth proportional to 504,573.96, 756,844.46 and 204,965.88 is: 307,442.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,573.96 : 756,844.46 = 204,965.88 : x
  2. Step 2: Convert to fraction form
    504,573.96/756,844.46 = 204,965.88/x
  3. Step 3: Cross multiply
    504,573.96x = 756,844.46 × 204,965.88
  4. Step 4: Simplify right side
    504,573.96x = 155,127,290,767.03
  5. Step 5: Solve for x
    x = 155,127,290,767.03/504,573.96
  6. Step 6: Final answer
    x = 307,442.13

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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.