Home / 945,884.40-1,305,348.21-516,192.27

Finding the Fourth Proportional to 945,884.40, 1,305,348.21 and 516,192.27

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Solution

The fourth proportional to 945,884.40, 1,305,348.21 and 516,192.27 is: 712,360.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,884.40 : 1,305,348.21 = 516,192.27 : x
  2. Step 2: Convert to fraction form
    945,884.40/1,305,348.21 = 516,192.27/x
  3. Step 3: Cross multiply
    945,884.40x = 1,305,348.21 × 516,192.27
  4. Step 4: Simplify right side
    945,884.40x = 673,810,655,660.34
  5. Step 5: Solve for x
    x = 673,810,655,660.34/945,884.40
  6. Step 6: Final answer
    x = 712,360.47

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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.