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Finding the Fourth Proportional to 4,925, 6,796.50 and 2,717

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Solution

The fourth proportional to 4,925, 6,796.50 and 2,717 is: 3,749.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,925 : 6,796.50 = 2,717 : x
  2. Step 2: Convert to fraction form
    4,925/6,796.50 = 2,717/x
  3. Step 3: Cross multiply
    4,925x = 6,796.50 × 2,717
  4. Step 4: Simplify right side
    4,925x = 18,466,090.50
  5. Step 5: Solve for x
    x = 18,466,090.50/4,925
  6. Step 6: Final answer
    x = 3,749.46

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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.