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Finding the Fourth Proportional to 8,908, 13,362.18 and 2,334.76

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Solution

The fourth proportional to 8,908, 13,362.18 and 2,334.76 is: 3,502.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908 : 13,362.18 = 2,334.76 : x
  2. Step 2: Convert to fraction form
    8,908/13,362.18 = 2,334.76/x
  3. Step 3: Cross multiply
    8,908x = 13,362.18 × 2,334.76
  4. Step 4: Simplify right side
    8,908x = 31,197,483.38
  5. Step 5: Solve for x
    x = 31,197,483.38/8,908
  6. Step 6: Final answer
    x = 3,502.19

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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.