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Finding the Fourth Proportional to 8,909.97, 13,368.00 and 3,364.91

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Solution

The fourth proportional to 8,909.97, 13,368.00 and 3,364.91 is: 5,048.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,909.97 : 13,368.00 = 3,364.91 : x
  2. Step 2: Convert to fraction form
    8,909.97/13,368.00 = 3,364.91/x
  3. Step 3: Cross multiply
    8,909.97x = 13,368.00 × 3,364.91
  4. Step 4: Simplify right side
    8,909.97x = 44,982,112.79
  5. Step 5: Solve for x
    x = 44,982,112.79/8,909.97
  6. Step 6: Final answer
    x = 5,048.52

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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.