Home / 324,047.12-447,113.43-188,002.26

Finding the Fourth Proportional to 324,047.12, 447,113.43 and 188,002.26

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Solution

The fourth proportional to 324,047.12, 447,113.43 and 188,002.26 is: 259,401.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,047.12 : 447,113.43 = 188,002.26 : x
  2. Step 2: Convert to fraction form
    324,047.12/447,113.43 = 188,002.26/x
  3. Step 3: Cross multiply
    324,047.12x = 447,113.43 × 188,002.26
  4. Step 4: Simplify right side
    324,047.12x = 84,058,335,316.35
  5. Step 5: Solve for x
    x = 84,058,335,316.35/324,047.12
  6. Step 6: Final answer
    x = 259,401.59

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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.