Home / 462,279.24-637,755.39-280,961.96

Finding the Fourth Proportional to 462,279.24, 637,755.39 and 280,961.96

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Solution

The fourth proportional to 462,279.24, 637,755.39 and 280,961.96 is: 387,612.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,279.24 : 637,755.39 = 280,961.96 : x
  2. Step 2: Convert to fraction form
    462,279.24/637,755.39 = 280,961.96/x
  3. Step 3: Cross multiply
    462,279.24x = 637,755.39 × 280,961.96
  4. Step 4: Simplify right side
    462,279.24x = 179,185,001,186.19
  5. Step 5: Solve for x
    x = 179,185,001,186.19/462,279.24
  6. Step 6: Final answer
    x = 387,612.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.