Home / 945,952.72-1,305,414.38-516,232.84

Finding the Fourth Proportional to 945,952.72, 1,305,414.38 and 516,232.84

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Solution

The fourth proportional to 945,952.72, 1,305,414.38 and 516,232.84 is: 712,401.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,952.72 : 1,305,414.38 = 516,232.84 : x
  2. Step 2: Convert to fraction form
    945,952.72/1,305,414.38 = 516,232.84/x
  3. Step 3: Cross multiply
    945,952.72x = 1,305,414.38 × 516,232.84
  4. Step 4: Simplify right side
    945,952.72x = 673,897,772,764.24
  5. Step 5: Solve for x
    x = 673,897,772,764.24/945,952.72
  6. Step 6: Final answer
    x = 712,401.12

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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.