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Finding the Fourth Proportional to 9,207.93, 12,706.97 and 5,016.09

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Solution

The fourth proportional to 9,207.93, 12,706.97 and 5,016.09 is: 6,922.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,207.93 : 12,706.97 = 5,016.09 : x
  2. Step 2: Convert to fraction form
    9,207.93/12,706.97 = 5,016.09/x
  3. Step 3: Cross multiply
    9,207.93x = 12,706.97 × 5,016.09
  4. Step 4: Simplify right side
    9,207.93x = 63,739,305.15
  5. Step 5: Solve for x
    x = 63,739,305.15/9,207.93
  6. Step 6: Final answer
    x = 6,922.22

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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.