Home / 996,377.72-1,375,031.64-566,719.76

Finding the Fourth Proportional to 996,377.72, 1,375,031.64 and 566,719.76

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Solution

The fourth proportional to 996,377.72, 1,375,031.64 and 566,719.76 is: 782,090.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,377.72 : 1,375,031.64 = 566,719.76 : x
  2. Step 2: Convert to fraction form
    996,377.72/1,375,031.64 = 566,719.76/x
  3. Step 3: Cross multiply
    996,377.72x = 1,375,031.64 × 566,719.76
  4. Step 4: Simplify right side
    996,377.72x = 779,257,601,013.21
  5. Step 5: Solve for x
    x = 779,257,601,013.21/996,377.72
  6. Step 6: Final answer
    x = 782,090.55

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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.