Home / 842,726-1,162,982.94-511,585.85

Finding the Fourth Proportional to 842,726, 1,162,982.94 and 511,585.85

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Solution

The fourth proportional to 842,726, 1,162,982.94 and 511,585.85 is: 706,001.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,726 : 1,162,982.94 = 511,585.85 : x
  2. Step 2: Convert to fraction form
    842,726/1,162,982.94 = 511,585.85/x
  3. Step 3: Cross multiply
    842,726x = 1,162,982.94 × 511,585.85
  4. Step 4: Simplify right side
    842,726x = 594,965,615,895.40
  5. Step 5: Solve for x
    x = 594,965,615,895.40/842,726
  6. Step 6: Final answer
    x = 706,001.26

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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.