Home / 853,867.44-1,281,022.56-454,179.24

Finding the Fourth Proportional to 853,867.44, 1,281,022.56 and 454,179.24

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Solution

The fourth proportional to 853,867.44, 1,281,022.56 and 454,179.24 is: 681,386.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,867.44 : 1,281,022.56 = 454,179.24 : x
  2. Step 2: Convert to fraction form
    853,867.44/1,281,022.56 = 454,179.24/x
  3. Step 3: Cross multiply
    853,867.44x = 1,281,022.56 × 454,179.24
  4. Step 4: Simplify right side
    853,867.44x = 581,813,852,723.65
  5. Step 5: Solve for x
    x = 581,813,852,723.65/853,867.44
  6. Step 6: Final answer
    x = 681,386.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.