Home / 834,385.62-1,150,864.62-806,608.88

Finding the Fourth Proportional to 834,385.62, 1,150,864.62 and 806,608.88

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Solution

The fourth proportional to 834,385.62, 1,150,864.62 and 806,608.88 is: 1,112,552.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,385.62 : 1,150,864.62 = 806,608.88 : x
  2. Step 2: Convert to fraction form
    834,385.62/1,150,864.62 = 806,608.88/x
  3. Step 3: Cross multiply
    834,385.62x = 1,150,864.62 × 806,608.88
  4. Step 4: Simplify right side
    834,385.62x = 928,297,622,169.83
  5. Step 5: Solve for x
    x = 928,297,622,169.83/834,385.62
  6. Step 6: Final answer
    x = 1,112,552.28

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1.5x scale

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.