Home / 951,642.80-1,313,264.41-543,871.18

Finding the Fourth Proportional to 951,642.80, 1,313,264.41 and 543,871.18

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Solution

The fourth proportional to 951,642.80, 1,313,264.41 and 543,871.18 is: 750,540.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,642.80 : 1,313,264.41 = 543,871.18 : x
  2. Step 2: Convert to fraction form
    951,642.80/1,313,264.41 = 543,871.18/x
  3. Step 3: Cross multiply
    951,642.80x = 1,313,264.41 × 543,871.18
  4. Step 4: Simplify right side
    951,642.80x = 714,246,664,318.70
  5. Step 5: Solve for x
    x = 714,246,664,318.70/951,642.80
  6. Step 6: Final answer
    x = 750,540.71

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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.