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Finding the Fourth Proportional to 5,366.71, 8,051.00 and 1,669.31

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Solution

The fourth proportional to 5,366.71, 8,051.00 and 1,669.31 is: 2,504.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,366.71 : 8,051.00 = 1,669.31 : x
  2. Step 2: Convert to fraction form
    5,366.71/8,051.00 = 1,669.31/x
  3. Step 3: Cross multiply
    5,366.71x = 8,051.00 × 1,669.31
  4. Step 4: Simplify right side
    5,366.71x = 13,439,596.40
  5. Step 5: Solve for x
    x = 13,439,596.40/5,366.71
  6. Step 6: Final answer
    x = 2,504.25

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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.