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Finding the Third Proportional to 2,949 and 4,604

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Solution

The third proportional to 2,949 and 4,604 is: 7,187.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949 : 4,604 = 4,604 : x
  2. Step 2: Convert to fraction form
    2,949/4,604 = 4,604/x
  3. Step 3: Cross multiply
    2,949x = 4,604 × 4,604
  4. Step 4: Simplify right side
    2,949x = 21,196,816
  5. Step 5: Solve for x
    x = 21,196,816/2,949
  6. Step 6: Final answer
    x = 7,187.80

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.