Home / 945,806.34-1,305,244.25-516,110.04

Finding the Fourth Proportional to 945,806.34, 1,305,244.25 and 516,110.04

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Solution

The fourth proportional to 945,806.34, 1,305,244.25 and 516,110.04 is: 712,249.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,806.34 : 1,305,244.25 = 516,110.04 : x
  2. Step 2: Convert to fraction form
    945,806.34/1,305,244.25 = 516,110.04/x
  3. Step 3: Cross multiply
    945,806.34x = 1,305,244.25 × 516,110.04
  4. Step 4: Simplify right side
    945,806.34x = 673,649,659,496.72
  5. Step 5: Solve for x
    x = 673,649,659,496.72/945,806.34
  6. Step 6: Final answer
    x = 712,249.04

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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.