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Finding the Fourth Proportional to 3,996.52, 5,988.54 and 2,607.40

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Solution

The fourth proportional to 3,996.52, 5,988.54 and 2,607.40 is: 3,907.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996.52 : 5,988.54 = 2,607.40 : x
  2. Step 2: Convert to fraction form
    3,996.52/5,988.54 = 2,607.40/x
  3. Step 3: Cross multiply
    3,996.52x = 5,988.54 × 2,607.40
  4. Step 4: Simplify right side
    3,996.52x = 15,614,519.20
  5. Step 5: Solve for x
    x = 15,614,519.20/3,996.52
  6. Step 6: Final answer
    x = 3,907.03

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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.