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Finding the Fourth Proportional to 275,169.36, 412,754.13 and 181,653.24

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Solution

The fourth proportional to 275,169.36, 412,754.13 and 181,653.24 is: 272,479.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,169.36 : 412,754.13 = 181,653.24 : x
  2. Step 2: Convert to fraction form
    275,169.36/412,754.13 = 181,653.24/x
  3. Step 3: Cross multiply
    275,169.36x = 412,754.13 × 181,653.24
  4. Step 4: Simplify right side
    275,169.36x = 74,978,125,037.88
  5. Step 5: Solve for x
    x = 74,978,125,037.88/275,169.36
  6. Step 6: Final answer
    x = 272,479.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.