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Finding the Fourth Proportional to 9,994, 14,991 and 2,698

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Solution

The fourth proportional to 9,994, 14,991 and 2,698 is: 4,047

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,994 : 14,991 = 2,698 : x
  2. Step 2: Convert to fraction form
    9,994/14,991 = 2,698/x
  3. Step 3: Cross multiply
    9,994x = 14,991 × 2,698
  4. Step 4: Simplify right side
    9,994x = 40,445,718
  5. Step 5: Solve for x
    x = 40,445,718/9,994
  6. Step 6: Final answer
    x = 4,047

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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.