Home / 980,593.43-1,353,253.62-545,019.46

Finding the Fourth Proportional to 980,593.43, 1,353,253.62 and 545,019.46

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Solution

The fourth proportional to 980,593.43, 1,353,253.62 and 545,019.46 is: 752,146.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,593.43 : 1,353,253.62 = 545,019.46 : x
  2. Step 2: Convert to fraction form
    980,593.43/1,353,253.62 = 545,019.46/x
  3. Step 3: Cross multiply
    980,593.43x = 1,353,253.62 × 545,019.46
  4. Step 4: Simplify right side
    980,593.43x = 737,549,555,876.13
  5. Step 5: Solve for x
    x = 737,549,555,876.13/980,593.43
  6. Step 6: Final answer
    x = 752,146.14

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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.