Home / 324,441.71-447,716.01-186,610.15

Finding the Fourth Proportional to 324,441.71, 447,716.01 and 186,610.15

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Solution

The fourth proportional to 324,441.71, 447,716.01 and 186,610.15 is: 257,514.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,441.71 : 447,716.01 = 186,610.15 : x
  2. Step 2: Convert to fraction form
    324,441.71/447,716.01 = 186,610.15/x
  3. Step 3: Cross multiply
    324,441.71x = 447,716.01 × 186,610.15
  4. Step 4: Simplify right side
    324,441.71x = 83,548,351,783.50
  5. Step 5: Solve for x
    x = 83,548,351,783.50/324,441.71
  6. Step 6: Final answer
    x = 257,514.21

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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.