Home / 980,593.93-1,353,254.32-545,019.96

Finding the Fourth Proportional to 980,593.93, 1,353,254.32 and 545,019.96

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Solution

The fourth proportional to 980,593.93, 1,353,254.32 and 545,019.96 is: 752,146.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,593.93 : 1,353,254.32 = 545,019.96 : x
  2. Step 2: Convert to fraction form
    980,593.93/1,353,254.32 = 545,019.96/x
  3. Step 3: Cross multiply
    980,593.93x = 1,353,254.32 × 545,019.96
  4. Step 4: Simplify right side
    980,593.93x = 737,550,612,631.13
  5. Step 5: Solve for x
    x = 737,550,612,631.13/980,593.93
  6. Step 6: Final answer
    x = 752,146.83

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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.