Home / 297,321.45-410,306.60-161,356.57

Finding the Fourth Proportional to 297,321.45, 410,306.60 and 161,356.57

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Solution

The fourth proportional to 297,321.45, 410,306.60 and 161,356.57 is: 222,673.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,321.45 : 410,306.60 = 161,356.57 : x
  2. Step 2: Convert to fraction form
    297,321.45/410,306.60 = 161,356.57/x
  3. Step 3: Cross multiply
    297,321.45x = 410,306.60 × 161,356.57
  4. Step 4: Simplify right side
    297,321.45x = 66,205,665,624.36
  5. Step 5: Solve for x
    x = 66,205,665,624.36/297,321.45
  6. Step 6: Final answer
    x = 222,673.69

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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.