Home / 280,186.13-386,656.94-179,584.13

Finding the Fourth Proportional to 280,186.13, 386,656.94 and 179,584.13

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Solution

The fourth proportional to 280,186.13, 386,656.94 and 179,584.13 is: 247,826.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,186.13 : 386,656.94 = 179,584.13 : x
  2. Step 2: Convert to fraction form
    280,186.13/386,656.94 = 179,584.13/x
  3. Step 3: Cross multiply
    280,186.13x = 386,656.94 × 179,584.13
  4. Step 4: Simplify right side
    280,186.13x = 69,437,448,694.04
  5. Step 5: Solve for x
    x = 69,437,448,694.04/280,186.13
  6. Step 6: Final answer
    x = 247,826.15

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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.