Home / 404,979.08-607,517.22-168,481.76

Finding the Fourth Proportional to 404,979.08, 607,517.22 and 168,481.76

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Solution

The fourth proportional to 404,979.08, 607,517.22 and 168,481.76 is: 252,742.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,979.08 : 607,517.22 = 168,481.76 : x
  2. Step 2: Convert to fraction form
    404,979.08/607,517.22 = 168,481.76/x
  3. Step 3: Cross multiply
    404,979.08x = 607,517.22 × 168,481.76
  4. Step 4: Simplify right side
    404,979.08x = 102,355,570,455.91
  5. Step 5: Solve for x
    x = 102,355,570,455.91/404,979.08
  6. Step 6: Final answer
    x = 252,742.86

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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.