Home / 805,958.86-1,112,179.29-443,324.17

Finding the Fourth Proportional to 805,958.86, 1,112,179.29 and 443,324.17

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Solution

The fourth proportional to 805,958.86, 1,112,179.29 and 443,324.17 is: 611,763.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,958.86 : 1,112,179.29 = 443,324.17 : x
  2. Step 2: Convert to fraction form
    805,958.86/1,112,179.29 = 443,324.17/x
  3. Step 3: Cross multiply
    805,958.86x = 1,112,179.29 × 443,324.17
  4. Step 4: Simplify right side
    805,958.86x = 493,055,960,630.44
  5. Step 5: Solve for x
    x = 493,055,960,630.44/805,958.86
  6. Step 6: Final answer
    x = 611,763.19

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Double scale
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1.5x scale

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.