Home / 996,189.96-1,374,737.52-543,480.96

Finding the Fourth Proportional to 996,189.96, 1,374,737.52 and 543,480.96

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Solution

The fourth proportional to 996,189.96, 1,374,737.52 and 543,480.96 is: 750,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,189.96 : 1,374,737.52 = 543,480.96 : x
  2. Step 2: Convert to fraction form
    996,189.96/1,374,737.52 = 543,480.96/x
  3. Step 3: Cross multiply
    996,189.96x = 1,374,737.52 × 543,480.96
  4. Step 4: Simplify right side
    996,189.96x = 747,143,667,117.62
  5. Step 5: Solve for x
    x = 747,143,667,117.62/996,189.96
  6. Step 6: Final answer
    x = 750,001.20

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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.