Home / 996,665.54-1,375,236.24-588,710.78

Finding the Fourth Proportional to 996,665.54, 1,375,236.24 and 588,710.78

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Solution

The fourth proportional to 996,665.54, 1,375,236.24 and 588,710.78 is: 812,325.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,665.54 : 1,375,236.24 = 588,710.78 : x
  2. Step 2: Convert to fraction form
    996,665.54/1,375,236.24 = 588,710.78/x
  3. Step 3: Cross multiply
    996,665.54x = 1,375,236.24 × 588,710.78
  4. Step 4: Simplify right side
    996,665.54x = 809,616,399,534.67
  5. Step 5: Solve for x
    x = 809,616,399,534.67/996,665.54
  6. Step 6: Final answer
    x = 812,325.06

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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.