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Finding the Fourth Proportional to 8,332.67, 11,496.94 and 4,974.01

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Solution

The fourth proportional to 8,332.67, 11,496.94 and 4,974.01 is: 6,862.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,332.67 : 11,496.94 = 4,974.01 : x
  2. Step 2: Convert to fraction form
    8,332.67/11,496.94 = 4,974.01/x
  3. Step 3: Cross multiply
    8,332.67x = 11,496.94 × 4,974.01
  4. Step 4: Simplify right side
    8,332.67x = 57,185,853.35
  5. Step 5: Solve for x
    x = 57,185,853.35/8,332.67
  6. Step 6: Final answer
    x = 6,862.85

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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.