Home / 945,824.50-1,305,233.13-516,103.30

Finding the Fourth Proportional to 945,824.50, 1,305,233.13 and 516,103.30

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Solution

The fourth proportional to 945,824.50, 1,305,233.13 and 516,103.30 is: 712,220.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,824.50 : 1,305,233.13 = 516,103.30 : x
  2. Step 2: Convert to fraction form
    945,824.50/1,305,233.13 = 516,103.30/x
  3. Step 3: Cross multiply
    945,824.50x = 1,305,233.13 × 516,103.30
  4. Step 4: Simplify right side
    945,824.50x = 673,635,125,662.33
  5. Step 5: Solve for x
    x = 673,635,125,662.33/945,824.50
  6. Step 6: Final answer
    x = 712,220.00

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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.