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Finding the Fourth Proportional to 303,046.67, 418,253.75 and 182,310.03

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Solution

The fourth proportional to 303,046.67, 418,253.75 and 182,310.03 is: 251,617.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,046.67 : 418,253.75 = 182,310.03 : x
  2. Step 2: Convert to fraction form
    303,046.67/418,253.75 = 182,310.03/x
  3. Step 3: Cross multiply
    303,046.67x = 418,253.75 × 182,310.03
  4. Step 4: Simplify right side
    303,046.67x = 76,251,852,798.56
  5. Step 5: Solve for x
    x = 76,251,852,798.56/303,046.67
  6. Step 6: Final answer
    x = 251,617.53

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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.