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Finding the Third Proportional to 847.25 and 1,848.25

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Solution

The third proportional to 847.25 and 1,848.25 is: 4,031.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    847.25 : 1,848.25 = 1,848.25 : x
  2. Step 2: Convert to fraction form
    847.25/1,848.25 = 1,848.25/x
  3. Step 3: Cross multiply
    847.25x = 1,848.25 × 1,848.25
  4. Step 4: Simplify right side
    847.25x = 3,416,028.06
  5. Step 5: Solve for x
    x = 3,416,028.06/847.25
  6. Step 6: Final answer
    x = 4,031.90

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.