Home / 534,536.17-800,951.31-391,719.58

Finding the Fourth Proportional to 534,536.17, 800,951.31 and 391,719.58

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Solution

The fourth proportional to 534,536.17, 800,951.31 and 391,719.58 is: 586,954.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,536.17 : 800,951.31 = 391,719.58 : x
  2. Step 2: Convert to fraction form
    534,536.17/800,951.31 = 391,719.58/x
  3. Step 3: Cross multiply
    534,536.17x = 800,951.31 × 391,719.58
  4. Step 4: Simplify right side
    534,536.17x = 313,748,310,753.65
  5. Step 5: Solve for x
    x = 313,748,310,753.65/534,536.17
  6. Step 6: Final answer
    x = 586,954.31

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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.