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Finding the Fourth Proportional to 9,819.02, 14,794.05 and 8,883.06

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Solution

The fourth proportional to 9,819.02, 14,794.05 and 8,883.06 is: 13,383.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,819.02 : 14,794.05 = 8,883.06 : x
  2. Step 2: Convert to fraction form
    9,819.02/14,794.05 = 8,883.06/x
  3. Step 3: Cross multiply
    9,819.02x = 14,794.05 × 8,883.06
  4. Step 4: Simplify right side
    9,819.02x = 131,416,433.79
  5. Step 5: Solve for x
    x = 131,416,433.79/9,819.02
  6. Step 6: Final answer
    x = 13,383.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.