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Finding the Fourth Proportional to 296,586.80, 444,691.64 and 251,623.65

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Solution

The fourth proportional to 296,586.80, 444,691.64 and 251,623.65 is: 377,275.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,586.80 : 444,691.64 = 251,623.65 : x
  2. Step 2: Convert to fraction form
    296,586.80/444,691.64 = 251,623.65/x
  3. Step 3: Cross multiply
    296,586.80x = 444,691.64 × 251,623.65
  4. Step 4: Simplify right side
    296,586.80x = 111,894,935,877.94
  5. Step 5: Solve for x
    x = 111,894,935,877.94/296,586.80
  6. Step 6: Final answer
    x = 377,275.51

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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.