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Finding the Fourth Proportional to 588,428.80, 882,758.40 and 251,468.80

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Solution

The fourth proportional to 588,428.80, 882,758.40 and 251,468.80 is: 377,252.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,428.80 : 882,758.40 = 251,468.80 : x
  2. Step 2: Convert to fraction form
    588,428.80/882,758.40 = 251,468.80/x
  3. Step 3: Cross multiply
    588,428.80x = 882,758.40 × 251,468.80
  4. Step 4: Simplify right side
    588,428.80x = 221,986,195,537.92
  5. Step 5: Solve for x
    x = 221,986,195,537.92/588,428.80
  6. Step 6: Final answer
    x = 377,252.43

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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.