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Finding the Fourth Proportional to 3,777.82, 5,666.18 and 1,004.66

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Solution

The fourth proportional to 3,777.82, 5,666.18 and 1,004.66 is: 1,506.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777.82 : 5,666.18 = 1,004.66 : x
  2. Step 2: Convert to fraction form
    3,777.82/5,666.18 = 1,004.66/x
  3. Step 3: Cross multiply
    3,777.82x = 5,666.18 × 1,004.66
  4. Step 4: Simplify right side
    3,777.82x = 5,692,584.40
  5. Step 5: Solve for x
    x = 5,692,584.40/3,777.82
  6. Step 6: Final answer
    x = 1,506.84

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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.