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Finding the Fourth Proportional to 504,175.31, 756,260.91 and 204,653.36

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Solution

The fourth proportional to 504,175.31, 756,260.91 and 204,653.36 is: 306,979.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,175.31 : 756,260.91 = 204,653.36 : x
  2. Step 2: Convert to fraction form
    504,175.31/756,260.91 = 204,653.36/x
  3. Step 3: Cross multiply
    504,175.31x = 756,260.91 × 204,653.36
  4. Step 4: Simplify right side
    504,175.31x = 154,771,332,486.85
  5. Step 5: Solve for x
    x = 154,771,332,486.85/504,175.31
  6. Step 6: Final answer
    x = 306,979.20

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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.