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Finding the Fourth Proportional to 9,658.09, 13,327.09 and 5,886.73

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Solution

The fourth proportional to 9,658.09, 13,327.09 and 5,886.73 is: 8,123.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,658.09 : 13,327.09 = 5,886.73 : x
  2. Step 2: Convert to fraction form
    9,658.09/13,327.09 = 5,886.73/x
  3. Step 3: Cross multiply
    9,658.09x = 13,327.09 × 5,886.73
  4. Step 4: Simplify right side
    9,658.09x = 78,452,980.52
  5. Step 5: Solve for x
    x = 78,452,980.52/9,658.09
  6. Step 6: Final answer
    x = 8,123.03

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Double scale
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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.