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Finding the Fourth Proportional to 7,996.74, 12,001.53 and 3,614.58

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Solution

The fourth proportional to 7,996.74, 12,001.53 and 3,614.58 is: 5,424.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,996.74 : 12,001.53 = 3,614.58 : x
  2. Step 2: Convert to fraction form
    7,996.74/12,001.53 = 3,614.58/x
  3. Step 3: Cross multiply
    7,996.74x = 12,001.53 × 3,614.58
  4. Step 4: Simplify right side
    7,996.74x = 43,380,490.31
  5. Step 5: Solve for x
    x = 43,380,490.31/7,996.74
  6. Step 6: Final answer
    x = 5,424.77

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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.