Home / 819,239.31-1,228,999.68-250,606.62

Finding the Fourth Proportional to 819,239.31, 1,228,999.68 and 250,606.62

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Solution

The fourth proportional to 819,239.31, 1,228,999.68 and 250,606.62 is: 375,952.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,239.31 : 1,228,999.68 = 250,606.62 : x
  2. Step 2: Convert to fraction form
    819,239.31/1,228,999.68 = 250,606.62/x
  3. Step 3: Cross multiply
    819,239.31x = 1,228,999.68 × 250,606.62
  4. Step 4: Simplify right side
    819,239.31x = 307,995,455,785.88
  5. Step 5: Solve for x
    x = 307,995,455,785.88/819,239.31
  6. Step 6: Final answer
    x = 375,952.97

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Similar ratio
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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.