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Finding the Fourth Proportional to 263,274, 363,376.56 and 181,716.72

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Solution

The fourth proportional to 263,274, 363,376.56 and 181,716.72 is: 250,809.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,274 : 363,376.56 = 181,716.72 : x
  2. Step 2: Convert to fraction form
    263,274/363,376.56 = 181,716.72/x
  3. Step 3: Cross multiply
    263,274x = 363,376.56 × 181,716.72
  4. Step 4: Simplify right side
    263,274x = 66,031,596,608.08
  5. Step 5: Solve for x
    x = 66,031,596,608.08/263,274
  6. Step 6: Final answer
    x = 250,809.41

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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.