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Finding the Fourth Proportional to 8,002.40, 12,003.60 and 6,058.40

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Solution

The fourth proportional to 8,002.40, 12,003.60 and 6,058.40 is: 9,087.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,002.40 : 12,003.60 = 6,058.40 : x
  2. Step 2: Convert to fraction form
    8,002.40/12,003.60 = 6,058.40/x
  3. Step 3: Cross multiply
    8,002.40x = 12,003.60 × 6,058.40
  4. Step 4: Simplify right side
    8,002.40x = 72,722,610.24
  5. Step 5: Solve for x
    x = 72,722,610.24/8,002.40
  6. Step 6: Final answer
    x = 9,087.60

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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.