Home / 324,132.08-447,230.07-188,086.91

Finding the Fourth Proportional to 324,132.08, 447,230.07 and 188,086.91

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Solution

The fourth proportional to 324,132.08, 447,230.07 and 188,086.91 is: 259,518.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,132.08 : 447,230.07 = 188,086.91 : x
  2. Step 2: Convert to fraction form
    324,132.08/447,230.07 = 188,086.91/x
  3. Step 3: Cross multiply
    324,132.08x = 447,230.07 × 188,086.91
  4. Step 4: Simplify right side
    324,132.08x = 84,118,119,689.23
  5. Step 5: Solve for x
    x = 84,118,119,689.23/324,132.08
  6. Step 6: Final answer
    x = 259,518.04

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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.