Home / 892,343.38-1,231,448.18-484,444.90

Finding the Fourth Proportional to 892,343.38, 1,231,448.18 and 484,444.90

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Solution

The fourth proportional to 892,343.38, 1,231,448.18 and 484,444.90 is: 668,541.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,343.38 : 1,231,448.18 = 484,444.90 : x
  2. Step 2: Convert to fraction form
    892,343.38/1,231,448.18 = 484,444.90/x
  3. Step 3: Cross multiply
    892,343.38x = 1,231,448.18 × 484,444.90
  4. Step 4: Simplify right side
    892,343.38x = 596,568,790,415.28
  5. Step 5: Solve for x
    x = 596,568,790,415.28/892,343.38
  6. Step 6: Final answer
    x = 668,541.73

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Double scale
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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.