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Finding the Fourth Proportional to 504,063.18, 756,012.76 and 204,531.66

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Solution

The fourth proportional to 504,063.18, 756,012.76 and 204,531.66 is: 306,764.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,063.18 : 756,012.76 = 204,531.66 : x
  2. Step 2: Convert to fraction form
    504,063.18/756,012.76 = 204,531.66/x
  3. Step 3: Cross multiply
    504,063.18x = 756,012.76 × 204,531.66
  4. Step 4: Simplify right side
    504,063.18x = 154,628,544,272.65
  5. Step 5: Solve for x
    x = 154,628,544,272.65/504,063.18
  6. Step 6: Final answer
    x = 306,764.21

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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.