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Finding the Fourth Proportional to 8,909.34, 13,364 and 2,336.10

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Solution

The fourth proportional to 8,909.34, 13,364 and 2,336.10 is: 3,504.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,909.34 : 13,364 = 2,336.10 : x
  2. Step 2: Convert to fraction form
    8,909.34/13,364 = 2,336.10/x
  3. Step 3: Cross multiply
    8,909.34x = 13,364 × 2,336.10
  4. Step 4: Simplify right side
    8,909.34x = 31,219,640.40
  5. Step 5: Solve for x
    x = 31,219,640.40/8,909.34
  6. Step 6: Final answer
    x = 3,504.15

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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.