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Finding the Third Proportional to 1,773 and 4,788

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Solution

The third proportional to 1,773 and 4,788 is: 12,930.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773 : 4,788 = 4,788 : x
  2. Step 2: Convert to fraction form
    1,773/4,788 = 4,788/x
  3. Step 3: Cross multiply
    1,773x = 4,788 × 4,788
  4. Step 4: Simplify right side
    1,773x = 22,924,944
  5. Step 5: Solve for x
    x = 22,924,944/1,773
  6. Step 6: Final answer
    x = 12,930.03

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Why These Related Problems?

These problems maintain the same ratio (2.70) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.