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Finding the Fourth Proportional to 9,382.63, 12,926.11 and 6,544.94

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Solution

The fourth proportional to 9,382.63, 12,926.11 and 6,544.94 is: 9,016.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,382.63 : 12,926.11 = 6,544.94 : x
  2. Step 2: Convert to fraction form
    9,382.63/12,926.11 = 6,544.94/x
  3. Step 3: Cross multiply
    9,382.63x = 12,926.11 × 6,544.94
  4. Step 4: Simplify right side
    9,382.63x = 84,600,581.66
  5. Step 5: Solve for x
    x = 84,600,581.66/9,382.63
  6. Step 6: Final answer
    x = 9,016.73

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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.