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Finding the Fourth Proportional to 9,761.40, 14,641.97 and 6,253.11

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Solution

The fourth proportional to 9,761.40, 14,641.97 and 6,253.11 is: 9,379.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,761.40 : 14,641.97 = 6,253.11 : x
  2. Step 2: Convert to fraction form
    9,761.40/14,641.97 = 6,253.11/x
  3. Step 3: Cross multiply
    9,761.40x = 14,641.97 × 6,253.11
  4. Step 4: Simplify right side
    9,761.40x = 91,557,817.76
  5. Step 5: Solve for x
    x = 91,557,817.76/9,761.40
  6. Step 6: Final answer
    x = 9,379.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.