Home / 286,969.14-395,910.45-179,498.34

Finding the Fourth Proportional to 286,969.14, 395,910.45 and 179,498.34

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Solution

The fourth proportional to 286,969.14, 395,910.45 and 179,498.34 is: 247,640.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,969.14 : 395,910.45 = 179,498.34 : x
  2. Step 2: Convert to fraction form
    286,969.14/395,910.45 = 179,498.34/x
  3. Step 3: Cross multiply
    286,969.14x = 395,910.45 × 179,498.34
  4. Step 4: Simplify right side
    286,969.14x = 71,065,268,563.65
  5. Step 5: Solve for x
    x = 71,065,268,563.65/286,969.14
  6. Step 6: Final answer
    x = 247,640.80

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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.