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Finding the Fourth Proportional to 325,098.32, 448,653.12 and 181,849.82

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Solution

The fourth proportional to 325,098.32, 448,653.12 and 181,849.82 is: 250,962.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,098.32 : 448,653.12 = 181,849.82 : x
  2. Step 2: Convert to fraction form
    325,098.32/448,653.12 = 181,849.82/x
  3. Step 3: Cross multiply
    325,098.32x = 448,653.12 × 181,849.82
  4. Step 4: Simplify right side
    325,098.32x = 81,587,489,114.44
  5. Step 5: Solve for x
    x = 81,587,489,114.44/325,098.32
  6. Step 6: Final answer
    x = 250,962.51

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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.