Home / 859,026.89-1,288,538.71-227,891.09

Finding the Fourth Proportional to 859,026.89, 1,288,538.71 and 227,891.09

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Solution

The fourth proportional to 859,026.89, 1,288,538.71 and 227,891.09 is: 341,836.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,026.89 : 1,288,538.71 = 227,891.09 : x
  2. Step 2: Convert to fraction form
    859,026.89/1,288,538.71 = 227,891.09/x
  3. Step 3: Cross multiply
    859,026.89x = 1,288,538.71 × 227,891.09
  4. Step 4: Simplify right side
    859,026.89x = 293,646,491,129.09
  5. Step 5: Solve for x
    x = 293,646,491,129.09/859,026.89
  6. Step 6: Final answer
    x = 341,836.20

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Double scale
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1.5x scale

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.