Home / 783,711.38-1,175,581.65-222,760.46

Finding the Fourth Proportional to 783,711.38, 1,175,581.65 and 222,760.46

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Solution

The fourth proportional to 783,711.38, 1,175,581.65 and 222,760.46 is: 334,144.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,711.38 : 1,175,581.65 = 222,760.46 : x
  2. Step 2: Convert to fraction form
    783,711.38/1,175,581.65 = 222,760.46/x
  3. Step 3: Cross multiply
    783,711.38x = 1,175,581.65 × 222,760.46
  4. Step 4: Simplify right side
    783,711.38x = 261,873,103,243.65
  5. Step 5: Solve for x
    x = 261,873,103,243.65/783,711.38
  6. Step 6: Final answer
    x = 334,144.83

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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.