Home / 297,350.18-410,346.20-161,385.33

Finding the Fourth Proportional to 297,350.18, 410,346.20 and 161,385.33

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Solution

The fourth proportional to 297,350.18, 410,346.20 and 161,385.33 is: 222,713.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,350.18 : 410,346.20 = 161,385.33 : x
  2. Step 2: Convert to fraction form
    297,350.18/410,346.20 = 161,385.33/x
  3. Step 3: Cross multiply
    297,350.18x = 410,346.20 × 161,385.33
  4. Step 4: Simplify right side
    297,350.18x = 66,223,856,901.25
  5. Step 5: Solve for x
    x = 66,223,856,901.25/297,350.18
  6. Step 6: Final answer
    x = 222,713.36

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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.