Home / 598,724.82-826,240.28-408,071.27

Finding the Fourth Proportional to 598,724.82, 826,240.28 and 408,071.27

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Solution

The fourth proportional to 598,724.82, 826,240.28 and 408,071.27 is: 563,138.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,724.82 : 826,240.28 = 408,071.27 : x
  2. Step 2: Convert to fraction form
    598,724.82/826,240.28 = 408,071.27/x
  3. Step 3: Cross multiply
    598,724.82x = 826,240.28 × 408,071.27
  4. Step 4: Simplify right side
    598,724.82x = 337,164,914,213.20
  5. Step 5: Solve for x
    x = 337,164,914,213.20/598,724.82
  6. Step 6: Final answer
    x = 563,138.36

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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.