Home / 663,619-995,432.16-164,983

Finding the Fourth Proportional to 663,619, 995,432.16 and 164,983

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Solution

The fourth proportional to 663,619, 995,432.16 and 164,983 is: 247,475.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,619 : 995,432.16 = 164,983 : x
  2. Step 2: Convert to fraction form
    663,619/995,432.16 = 164,983/x
  3. Step 3: Cross multiply
    663,619x = 995,432.16 × 164,983
  4. Step 4: Simplify right side
    663,619x = 164,229,384,053.28
  5. Step 5: Solve for x
    x = 164,229,384,053.28/663,619
  6. Step 6: Final answer
    x = 247,475.41

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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.