Home / 823,087.96-1,135,905.45-460,490.26

Finding the Fourth Proportional to 823,087.96, 1,135,905.45 and 460,490.26

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Solution

The fourth proportional to 823,087.96, 1,135,905.45 and 460,490.26 is: 635,501.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,087.96 : 1,135,905.45 = 460,490.26 : x
  2. Step 2: Convert to fraction form
    823,087.96/1,135,905.45 = 460,490.26/x
  3. Step 3: Cross multiply
    823,087.96x = 1,135,905.45 × 460,490.26
  4. Step 4: Simplify right side
    823,087.96x = 523,073,396,005.92
  5. Step 5: Solve for x
    x = 523,073,396,005.92/823,087.96
  6. Step 6: Final answer
    x = 635,501.21

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Double scale
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Similar ratio
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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.