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Finding the Fourth Proportional to 6,671.51, 10,007.09 and 2,291.99

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Solution

The fourth proportional to 6,671.51, 10,007.09 and 2,291.99 is: 3,437.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,671.51 : 10,007.09 = 2,291.99 : x
  2. Step 2: Convert to fraction form
    6,671.51/10,007.09 = 2,291.99/x
  3. Step 3: Cross multiply
    6,671.51x = 10,007.09 × 2,291.99
  4. Step 4: Simplify right side
    6,671.51x = 22,936,138.75
  5. Step 5: Solve for x
    x = 22,936,138.75/6,671.51
  6. Step 6: Final answer
    x = 3,437.92

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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.