Home / 579,097.84-868,761.56-179,721.56

Finding the Fourth Proportional to 579,097.84, 868,761.56 and 179,721.56

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Solution

The fourth proportional to 579,097.84, 868,761.56 and 179,721.56 is: 269,617.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,097.84 : 868,761.56 = 179,721.56 : x
  2. Step 2: Convert to fraction form
    579,097.84/868,761.56 = 179,721.56/x
  3. Step 3: Cross multiply
    579,097.84x = 868,761.56 × 179,721.56
  4. Step 4: Simplify right side
    579,097.84x = 156,135,182,831.23
  5. Step 5: Solve for x
    x = 156,135,182,831.23/579,097.84
  6. Step 6: Final answer
    x = 269,617.97

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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.