Home / 996,369.72-1,375,020.60-566,711.76

Finding the Fourth Proportional to 996,369.72, 1,375,020.60 and 566,711.76

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Solution

The fourth proportional to 996,369.72, 1,375,020.60 and 566,711.76 is: 782,079.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,369.72 : 1,375,020.60 = 566,711.76 : x
  2. Step 2: Convert to fraction form
    996,369.72/1,375,020.60 = 566,711.76/x
  3. Step 3: Cross multiply
    996,369.72x = 1,375,020.60 × 566,711.76
  4. Step 4: Simplify right side
    996,369.72x = 779,240,344,262.26
  5. Step 5: Solve for x
    x = 779,240,344,262.26/996,369.72
  6. Step 6: Final answer
    x = 782,079.51

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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.