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Finding the Fourth Proportional to 8,994.66, 13,466.56 and 4,768.28

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Solution

The fourth proportional to 8,994.66, 13,466.56 and 4,768.28 is: 7,138.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,994.66 : 13,466.56 = 4,768.28 : x
  2. Step 2: Convert to fraction form
    8,994.66/13,466.56 = 4,768.28/x
  3. Step 3: Cross multiply
    8,994.66x = 13,466.56 × 4,768.28
  4. Step 4: Simplify right side
    8,994.66x = 64,212,328.72
  5. Step 5: Solve for x
    x = 64,212,328.72/8,994.66
  6. Step 6: Final answer
    x = 7,138.94

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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.