Home / 782,843.07-1,080,305.13-460,573.92

Finding the Fourth Proportional to 782,843.07, 1,080,305.13 and 460,573.92

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Solution

The fourth proportional to 782,843.07, 1,080,305.13 and 460,573.92 is: 635,581.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,843.07 : 1,080,305.13 = 460,573.92 : x
  2. Step 2: Convert to fraction form
    782,843.07/1,080,305.13 = 460,573.92/x
  3. Step 3: Cross multiply
    782,843.07x = 1,080,305.13 × 460,573.92
  4. Step 4: Simplify right side
    782,843.07x = 497,560,368,520.21
  5. Step 5: Solve for x
    x = 497,560,368,520.21/782,843.07
  6. Step 6: Final answer
    x = 635,581.24

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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.