Home / 864,256.92-1,192,672.80-482,260.92

Finding the Fourth Proportional to 864,256.92, 1,192,672.80 and 482,260.92

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Solution

The fourth proportional to 864,256.92, 1,192,672.80 and 482,260.92 is: 665,519.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,256.92 : 1,192,672.80 = 482,260.92 : x
  2. Step 2: Convert to fraction form
    864,256.92/1,192,672.80 = 482,260.92/x
  3. Step 3: Cross multiply
    864,256.92x = 1,192,672.80 × 482,260.92
  4. Step 4: Simplify right side
    864,256.92x = 575,179,481,786.98
  5. Step 5: Solve for x
    x = 575,179,481,786.98/864,256.92
  6. Step 6: Final answer
    x = 665,519.09

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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.