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Finding the Fourth Proportional to 504,553.17, 755,973.31 and 304,453.11

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Solution

The fourth proportional to 504,553.17, 755,973.31 and 304,453.11 is: 456,162.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,553.17 : 755,973.31 = 304,453.11 : x
  2. Step 2: Convert to fraction form
    504,553.17/755,973.31 = 304,453.11/x
  3. Step 3: Cross multiply
    504,553.17x = 755,973.31 × 304,453.11
  4. Step 4: Simplify right side
    504,553.17x = 230,158,425,306.49
  5. Step 5: Solve for x
    x = 230,158,425,306.49/504,553.17
  6. Step 6: Final answer
    x = 456,162.88

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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.