Home / 969,678.92-1,338,249.94-539,958.94

Finding the Fourth Proportional to 969,678.92, 1,338,249.94 and 539,958.94

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Solution

The fourth proportional to 969,678.92, 1,338,249.94 and 539,958.94 is: 745,195.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,678.92 : 1,338,249.94 = 539,958.94 : x
  2. Step 2: Convert to fraction form
    969,678.92/1,338,249.94 = 539,958.94/x
  3. Step 3: Cross multiply
    969,678.92x = 1,338,249.94 × 539,958.94
  4. Step 4: Simplify right side
    969,678.92x = 722,600,019,057.46
  5. Step 5: Solve for x
    x = 722,600,019,057.46/969,678.92
  6. Step 6: Final answer
    x = 745,195.14

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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.