Home / 229,292.60-341,614.46-217,999.78

Finding the Fourth Proportional to 229,292.60, 341,614.46 and 217,999.78

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Solution

The fourth proportional to 229,292.60, 341,614.46 and 217,999.78 is: 324,789.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,292.60 : 341,614.46 = 217,999.78 : x
  2. Step 2: Convert to fraction form
    229,292.60/341,614.46 = 217,999.78/x
  3. Step 3: Cross multiply
    229,292.60x = 341,614.46 × 217,999.78
  4. Step 4: Simplify right side
    229,292.60x = 74,471,876,815.78
  5. Step 5: Solve for x
    x = 74,471,876,815.78/229,292.60
  6. Step 6: Final answer
    x = 324,789.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.