Home / 823,575.88-1,136,553.96-460,990.72

Finding the Fourth Proportional to 823,575.88, 1,136,553.96 and 460,990.72

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Solution

The fourth proportional to 823,575.88, 1,136,553.96 and 460,990.72 is: 636,177.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,575.88 : 1,136,553.96 = 460,990.72 : x
  2. Step 2: Convert to fraction form
    823,575.88/1,136,553.96 = 460,990.72/x
  3. Step 3: Cross multiply
    823,575.88x = 1,136,553.96 × 460,990.72
  4. Step 4: Simplify right side
    823,575.88x = 523,940,828,339.25
  5. Step 5: Solve for x
    x = 523,940,828,339.25/823,575.88
  6. Step 6: Final answer
    x = 636,177.97

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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.