Home / 397,524.24-548,399.16-236,288.88

Finding the Fourth Proportional to 397,524.24, 548,399.16 and 236,288.88

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Solution

The fourth proportional to 397,524.24, 548,399.16 and 236,288.88 is: 325,969.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,524.24 : 548,399.16 = 236,288.88 : x
  2. Step 2: Convert to fraction form
    397,524.24/548,399.16 = 236,288.88/x
  3. Step 3: Cross multiply
    397,524.24x = 548,399.16 × 236,288.88
  4. Step 4: Simplify right side
    397,524.24x = 129,580,623,309.34
  5. Step 5: Solve for x
    x = 129,580,623,309.34/397,524.24
  6. Step 6: Final answer
    x = 325,969.11

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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.