Home / 945,799.13-1,305,191.95-516,086.44

Finding the Fourth Proportional to 945,799.13, 1,305,191.95 and 516,086.44

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Solution

The fourth proportional to 945,799.13, 1,305,191.95 and 516,086.44 is: 712,193.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,799.13 : 1,305,191.95 = 516,086.44 : x
  2. Step 2: Convert to fraction form
    945,799.13/1,305,191.95 = 516,086.44/x
  3. Step 3: Cross multiply
    945,799.13x = 1,305,191.95 × 516,086.44
  4. Step 4: Simplify right side
    945,799.13x = 673,591,862,438.96
  5. Step 5: Solve for x
    x = 673,591,862,438.96/945,799.13
  6. Step 6: Final answer
    x = 712,193.36

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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.