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Finding the Fourth Proportional to 504,551.17, 755,970.31 and 304,451.11

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Solution

The fourth proportional to 504,551.17, 755,970.31 and 304,451.11 is: 456,159.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,551.17 : 755,970.31 = 304,451.11 : x
  2. Step 2: Convert to fraction form
    504,551.17/755,970.31 = 304,451.11/x
  3. Step 3: Cross multiply
    504,551.17x = 755,970.31 × 304,451.11
  4. Step 4: Simplify right side
    504,551.17x = 230,156,000,006.54
  5. Step 5: Solve for x
    x = 230,156,000,006.54/504,551.17
  6. Step 6: Final answer
    x = 456,159.88

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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.