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Finding the Fourth Proportional to 252,537.40, 379,215.70 and 182,905.40

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Solution

The fourth proportional to 252,537.40, 379,215.70 and 182,905.40 is: 274,654.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,537.40 : 379,215.70 = 182,905.40 : x
  2. Step 2: Convert to fraction form
    252,537.40/379,215.70 = 182,905.40/x
  3. Step 3: Cross multiply
    252,537.40x = 379,215.70 × 182,905.40
  4. Step 4: Simplify right side
    252,537.40x = 69,360,599,294.78
  5. Step 5: Solve for x
    x = 69,360,599,294.78/252,537.40
  6. Step 6: Final answer
    x = 274,654.76

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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.