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Finding the Fourth Proportional to 504,127.92, 756,507.10 and 204,608.46

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Solution

The fourth proportional to 504,127.92, 756,507.10 and 204,608.46 is: 307,040.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,127.92 : 756,507.10 = 204,608.46 : x
  2. Step 2: Convert to fraction form
    504,127.92/756,507.10 = 204,608.46/x
  3. Step 3: Cross multiply
    504,127.92x = 756,507.10 × 204,608.46
  4. Step 4: Simplify right side
    504,127.92x = 154,787,752,710.07
  5. Step 5: Solve for x
    x = 154,787,752,710.07/504,127.92
  6. Step 6: Final answer
    x = 307,040.63

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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.