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Finding the Fourth Proportional to 9,994.74, 14,992.11 and 2,974.72

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Solution

The fourth proportional to 9,994.74, 14,992.11 and 2,974.72 is: 4,462.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,994.74 : 14,992.11 = 2,974.72 : x
  2. Step 2: Convert to fraction form
    9,994.74/14,992.11 = 2,974.72/x
  3. Step 3: Cross multiply
    9,994.74x = 14,992.11 × 2,974.72
  4. Step 4: Simplify right side
    9,994.74x = 44,597,314.59
  5. Step 5: Solve for x
    x = 44,597,314.59/9,994.74
  6. Step 6: Final answer
    x = 4,462.08

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Similar ratio
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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.