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Finding the Fourth Proportional to 2,064.66, 3,096 and 968.10

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Solution

The fourth proportional to 2,064.66, 3,096 and 968.10 is: 1,451.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,064.66 : 3,096 = 968.10 : x
  2. Step 2: Convert to fraction form
    2,064.66/3,096 = 968.10/x
  3. Step 3: Cross multiply
    2,064.66x = 3,096 × 968.10
  4. Step 4: Simplify right side
    2,064.66x = 2,997,237.60
  5. Step 5: Solve for x
    x = 2,997,237.60/2,064.66
  6. Step 6: Final answer
    x = 1,451.69

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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.