Home / 996,211.92-1,375,127.43-588,315.42

Finding the Fourth Proportional to 996,211.92, 1,375,127.43 and 588,315.42

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Solution

The fourth proportional to 996,211.92, 1,375,127.43 and 588,315.42 is: 812,084.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,211.92 : 1,375,127.43 = 588,315.42 : x
  2. Step 2: Convert to fraction form
    996,211.92/1,375,127.43 = 588,315.42/x
  3. Step 3: Cross multiply
    996,211.92x = 1,375,127.43 × 588,315.42
  4. Step 4: Simplify right side
    996,211.92x = 809,008,671,533.97
  5. Step 5: Solve for x
    x = 809,008,671,533.97/996,211.92
  6. Step 6: Final answer
    x = 812,084.91

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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.