Home / 961,942.62-1,327,519.95-532,215.78

Finding the Fourth Proportional to 961,942.62, 1,327,519.95 and 532,215.78

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Solution

The fourth proportional to 961,942.62, 1,327,519.95 and 532,215.78 is: 734,479.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,942.62 : 1,327,519.95 = 532,215.78 : x
  2. Step 2: Convert to fraction form
    961,942.62/1,327,519.95 = 532,215.78/x
  3. Step 3: Cross multiply
    961,942.62x = 1,327,519.95 × 532,215.78
  4. Step 4: Simplify right side
    961,942.62x = 706,527,065,654.81
  5. Step 5: Solve for x
    x = 706,527,065,654.81/961,942.62
  6. Step 6: Final answer
    x = 734,479.43

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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.