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Finding the Fourth Proportional to 502,950.84, 754,437.78 and 165,883.32

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Solution

The fourth proportional to 502,950.84, 754,437.78 and 165,883.32 is: 248,828.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,950.84 : 754,437.78 = 165,883.32 : x
  2. Step 2: Convert to fraction form
    502,950.84/754,437.78 = 165,883.32/x
  3. Step 3: Cross multiply
    502,950.84x = 754,437.78 × 165,883.32
  4. Step 4: Simplify right side
    502,950.84x = 125,148,643,679.83
  5. Step 5: Solve for x
    x = 125,148,643,679.83/502,950.84
  6. Step 6: Final answer
    x = 248,828.78

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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.