Home / 287,080.04-396,164.58-179,709.27

Finding the Fourth Proportional to 287,080.04, 396,164.58 and 179,709.27

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Solution

The fourth proportional to 287,080.04, 396,164.58 and 179,709.27 is: 247,995.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,080.04 : 396,164.58 = 179,709.27 : x
  2. Step 2: Convert to fraction form
    287,080.04/396,164.58 = 179,709.27/x
  3. Step 3: Cross multiply
    287,080.04x = 396,164.58 × 179,709.27
  4. Step 4: Simplify right side
    287,080.04x = 71,194,447,471.66
  5. Step 5: Solve for x
    x = 71,194,447,471.66/287,080.04
  6. Step 6: Final answer
    x = 247,995.12

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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.