Home / 827,170.88-1,141,443.24-464,585.36

Finding the Fourth Proportional to 827,170.88, 1,141,443.24 and 464,585.36

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Solution

The fourth proportional to 827,170.88, 1,141,443.24 and 464,585.36 is: 641,098.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,170.88 : 1,141,443.24 = 464,585.36 : x
  2. Step 2: Convert to fraction form
    827,170.88/1,141,443.24 = 464,585.36/x
  3. Step 3: Cross multiply
    827,170.88x = 1,141,443.24 × 464,585.36
  4. Step 4: Simplify right side
    827,170.88x = 530,297,818,574.97
  5. Step 5: Solve for x
    x = 530,297,818,574.97/827,170.88
  6. Step 6: Final answer
    x = 641,098.27

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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.