Home / 605,769.51-908,654.27-206,204.61

Finding the Fourth Proportional to 605,769.51, 908,654.27 and 206,204.61

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Solution

The fourth proportional to 605,769.51, 908,654.27 and 206,204.61 is: 309,306.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,769.51 : 908,654.27 = 206,204.61 : x
  2. Step 2: Convert to fraction form
    605,769.51/908,654.27 = 206,204.61/x
  3. Step 3: Cross multiply
    605,769.51x = 908,654.27 × 206,204.61
  4. Step 4: Simplify right side
    605,769.51x = 187,368,698,339.16
  5. Step 5: Solve for x
    x = 187,368,698,339.16/605,769.51
  6. Step 6: Final answer
    x = 309,306.92

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Similar ratio
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1.5x scale

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.