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Finding the Fourth Proportional to 202,926.12, 280,116.54 and 181,668.48

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Solution

The fourth proportional to 202,926.12, 280,116.54 and 181,668.48 is: 250,772.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,926.12 : 280,116.54 = 181,668.48 : x
  2. Step 2: Convert to fraction form
    202,926.12/280,116.54 = 181,668.48/x
  3. Step 3: Cross multiply
    202,926.12x = 280,116.54 × 181,668.48
  4. Step 4: Simplify right side
    202,926.12x = 50,888,346,044.66
  5. Step 5: Solve for x
    x = 50,888,346,044.66/202,926.12
  6. Step 6: Final answer
    x = 250,772.77

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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.