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Finding the Fourth Proportional to 7,507.80, 10,360.71 and 4,150.62

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Solution

The fourth proportional to 7,507.80, 10,360.71 and 4,150.62 is: 5,727.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507.80 : 10,360.71 = 4,150.62 : x
  2. Step 2: Convert to fraction form
    7,507.80/10,360.71 = 4,150.62/x
  3. Step 3: Cross multiply
    7,507.80x = 10,360.71 × 4,150.62
  4. Step 4: Simplify right side
    7,507.80x = 43,003,370.14
  5. Step 5: Solve for x
    x = 43,003,370.14/7,507.80
  6. Step 6: Final answer
    x = 5,727.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.