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Finding the Fourth Proportional to 9,408.22, 12,980.05 and 6,053.00

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Solution

The fourth proportional to 9,408.22, 12,980.05 and 6,053.00 is: 8,351.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,408.22 : 12,980.05 = 6,053.00 : x
  2. Step 2: Convert to fraction form
    9,408.22/12,980.05 = 6,053.00/x
  3. Step 3: Cross multiply
    9,408.22x = 12,980.05 × 6,053.00
  4. Step 4: Simplify right side
    9,408.22x = 78,568,162.62
  5. Step 5: Solve for x
    x = 78,568,162.62/9,408.22
  6. Step 6: Final answer
    x = 8,351.01

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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.