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Finding the Fourth Proportional to 7,001.94, 10,502.88 and 2,071.61

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Solution

The fourth proportional to 7,001.94, 10,502.88 and 2,071.61 is: 3,107.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001.94 : 10,502.88 = 2,071.61 : x
  2. Step 2: Convert to fraction form
    7,001.94/10,502.88 = 2,071.61/x
  3. Step 3: Cross multiply
    7,001.94x = 10,502.88 × 2,071.61
  4. Step 4: Simplify right side
    7,001.94x = 21,757,871.24
  5. Step 5: Solve for x
    x = 21,757,871.24/7,001.94
  6. Step 6: Final answer
    x = 3,107.41

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