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Finding the Fourth Proportional to 504,767.04, 756,402.52 and 204,882.72

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Solution

The fourth proportional to 504,767.04, 756,402.52 and 204,882.72 is: 307,020.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,767.04 : 756,402.52 = 204,882.72 : x
  2. Step 2: Convert to fraction form
    504,767.04/756,402.52 = 204,882.72/x
  3. Step 3: Cross multiply
    504,767.04x = 756,402.52 × 204,882.72
  4. Step 4: Simplify right side
    504,767.04x = 154,973,805,712.45
  5. Step 5: Solve for x
    x = 154,973,805,712.45/504,767.04
  6. Step 6: Final answer
    x = 307,020.45

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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.