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Finding the Fourth Proportional to 9,405.46, 12,973.62 and 6,052.62

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Solution

The fourth proportional to 9,405.46, 12,973.62 and 6,052.62 is: 8,348.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,405.46 : 12,973.62 = 6,052.62 : x
  2. Step 2: Convert to fraction form
    9,405.46/12,973.62 = 6,052.62/x
  3. Step 3: Cross multiply
    9,405.46x = 12,973.62 × 6,052.62
  4. Step 4: Simplify right side
    9,405.46x = 78,524,391.88
  5. Step 5: Solve for x
    x = 78,524,391.88/9,405.46
  6. Step 6: Final answer
    x = 8,348.81

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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.