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Finding the Fourth Proportional to 3,777.56, 5,665.26 and 1,468.52

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Solution

The fourth proportional to 3,777.56, 5,665.26 and 1,468.52 is: 2,202.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777.56 : 5,665.26 = 1,468.52 : x
  2. Step 2: Convert to fraction form
    3,777.56/5,665.26 = 1,468.52/x
  3. Step 3: Cross multiply
    3,777.56x = 5,665.26 × 1,468.52
  4. Step 4: Simplify right side
    3,777.56x = 8,319,547.62
  5. Step 5: Solve for x
    x = 8,319,547.62/3,777.56
  6. Step 6: Final answer
    x = 2,202.36

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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.