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Finding the Fourth Proportional to 8,908.84, 13,366.22 and 3,362.66

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Solution

The fourth proportional to 8,908.84, 13,366.22 and 3,362.66 is: 5,045.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908.84 : 13,366.22 = 3,362.66 : x
  2. Step 2: Convert to fraction form
    8,908.84/13,366.22 = 3,362.66/x
  3. Step 3: Cross multiply
    8,908.84x = 13,366.22 × 3,362.66
  4. Step 4: Simplify right side
    8,908.84x = 44,946,095.01
  5. Step 5: Solve for x
    x = 44,946,095.01/8,908.84
  6. Step 6: Final answer
    x = 5,045.11

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1.5x scale

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.