Home / 987,597.27-1,481,395.91-277,625.31

Finding the Fourth Proportional to 987,597.27, 1,481,395.91 and 277,625.31

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Solution

The fourth proportional to 987,597.27, 1,481,395.91 and 277,625.31 is: 416,437.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,597.27 : 1,481,395.91 = 277,625.31 : x
  2. Step 2: Convert to fraction form
    987,597.27/1,481,395.91 = 277,625.31/x
  3. Step 3: Cross multiply
    987,597.27x = 1,481,395.91 × 277,625.31
  4. Step 4: Simplify right side
    987,597.27x = 411,273,002,449.97
  5. Step 5: Solve for x
    x = 411,273,002,449.97/987,597.27
  6. Step 6: Final answer
    x = 416,437.97

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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.