Home / 750,996.43-1,126,363.28-211,124.36

Finding the Fourth Proportional to 750,996.43, 1,126,363.28 and 211,124.36

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Solution

The fourth proportional to 750,996.43, 1,126,363.28 and 211,124.36 is: 316,649.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,996.43 : 1,126,363.28 = 211,124.36 : x
  2. Step 2: Convert to fraction form
    750,996.43/1,126,363.28 = 211,124.36/x
  3. Step 3: Cross multiply
    750,996.43x = 1,126,363.28 × 211,124.36
  4. Step 4: Simplify right side
    750,996.43x = 237,802,728,377.79
  5. Step 5: Solve for x
    x = 237,802,728,377.79/750,996.43
  6. Step 6: Final answer
    x = 316,649.61

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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.