Home / 864,134.52-1,192,173.04-541,282.56

Finding the Fourth Proportional to 864,134.52, 1,192,173.04 and 541,282.56

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Solution

The fourth proportional to 864,134.52, 1,192,173.04 and 541,282.56 is: 746,761.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,134.52 : 1,192,173.04 = 541,282.56 : x
  2. Step 2: Convert to fraction form
    864,134.52/1,192,173.04 = 541,282.56/x
  3. Step 3: Cross multiply
    864,134.52x = 1,192,173.04 × 541,282.56
  4. Step 4: Simplify right side
    864,134.52x = 645,302,468,215.42
  5. Step 5: Solve for x
    x = 645,302,468,215.42/864,134.52
  6. Step 6: Final answer
    x = 746,761.59

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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.