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Finding the Fourth Proportional to 8,846.65, 12,208.62 and 4,867.73

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Solution

The fourth proportional to 8,846.65, 12,208.62 and 4,867.73 is: 6,717.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,846.65 : 12,208.62 = 4,867.73 : x
  2. Step 2: Convert to fraction form
    8,846.65/12,208.62 = 4,867.73/x
  3. Step 3: Cross multiply
    8,846.65x = 12,208.62 × 4,867.73
  4. Step 4: Simplify right side
    8,846.65x = 59,428,268.83
  5. Step 5: Solve for x
    x = 59,428,268.83/8,846.65
  6. Step 6: Final answer
    x = 6,717.60

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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.