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Finding the Fourth Proportional to 7,071.56, 10,607.01 and 2,910.53

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Solution

The fourth proportional to 7,071.56, 10,607.01 and 2,910.53 is: 4,365.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,071.56 : 10,607.01 = 2,910.53 : x
  2. Step 2: Convert to fraction form
    7,071.56/10,607.01 = 2,910.53/x
  3. Step 3: Cross multiply
    7,071.56x = 10,607.01 × 2,910.53
  4. Step 4: Simplify right side
    7,071.56x = 30,872,020.82
  5. Step 5: Solve for x
    x = 30,872,020.82/7,071.56
  6. Step 6: Final answer
    x = 4,365.66

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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.