Home / 456,144.45-629,468.24-252,190.11

Finding the Fourth Proportional to 456,144.45, 629,468.24 and 252,190.11

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Solution

The fourth proportional to 456,144.45, 629,468.24 and 252,190.11 is: 348,016.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,144.45 : 629,468.24 = 252,190.11 : x
  2. Step 2: Convert to fraction form
    456,144.45/629,468.24 = 252,190.11/x
  3. Step 3: Cross multiply
    456,144.45x = 629,468.24 × 252,190.11
  4. Step 4: Simplify right side
    456,144.45x = 158,745,667,205.23
  5. Step 5: Solve for x
    x = 158,745,667,205.23/456,144.45
  6. Step 6: Final answer
    x = 348,016.22

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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.