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Finding the Fourth Proportional to 8,892.70, 13,341.03 and 3,346.09

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Solution

The fourth proportional to 8,892.70, 13,341.03 and 3,346.09 is: 5,019.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,892.70 : 13,341.03 = 3,346.09 : x
  2. Step 2: Convert to fraction form
    8,892.70/13,341.03 = 3,346.09/x
  3. Step 3: Cross multiply
    8,892.70x = 13,341.03 × 3,346.09
  4. Step 4: Simplify right side
    8,892.70x = 44,640,287.07
  5. Step 5: Solve for x
    x = 44,640,287.07/8,892.70
  6. Step 6: Final answer
    x = 5,019.88

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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.