Home / 843,062.36-1,163,456.34-480,540.92

Finding the Fourth Proportional to 843,062.36, 1,163,456.34 and 480,540.92

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Solution

The fourth proportional to 843,062.36, 1,163,456.34 and 480,540.92 is: 663,163.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,062.36 : 1,163,456.34 = 480,540.92 : x
  2. Step 2: Convert to fraction form
    843,062.36/1,163,456.34 = 480,540.92/x
  3. Step 3: Cross multiply
    843,062.36x = 1,163,456.34 × 480,540.92
  4. Step 4: Simplify right side
    843,062.36x = 559,088,380,003.43
  5. Step 5: Solve for x
    x = 559,088,380,003.43/843,062.36
  6. Step 6: Final answer
    x = 663,163.73

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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.