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Finding the Fourth Proportional to 8,994.44, 12,416.82 and 8,512.04

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Solution

The fourth proportional to 8,994.44, 12,416.82 and 8,512.04 is: 11,750.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,994.44 : 12,416.82 = 8,512.04 : x
  2. Step 2: Convert to fraction form
    8,994.44/12,416.82 = 8,512.04/x
  3. Step 3: Cross multiply
    8,994.44x = 12,416.82 × 8,512.04
  4. Step 4: Simplify right side
    8,994.44x = 105,692,468.51
  5. Step 5: Solve for x
    x = 105,692,468.51/8,994.44
  6. Step 6: Final answer
    x = 11,750.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.