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Finding the Third Proportional to 899.06 and 1,964.81

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Solution

The third proportional to 899.06 and 1,964.81 is: 4,293.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    899.06 : 1,964.81 = 1,964.81 : x
  2. Step 2: Convert to fraction form
    899.06/1,964.81 = 1,964.81/x
  3. Step 3: Cross multiply
    899.06x = 1,964.81 × 1,964.81
  4. Step 4: Simplify right side
    899.06x = 3,860,488.16
  5. Step 5: Solve for x
    x = 3,860,488.16/899.06
  6. Step 6: Final answer
    x = 4,293.90

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.