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Finding the Third Proportional to 779.63 and 1,193.63

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Solution

The third proportional to 779.63 and 1,193.63 is: 1,827.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    779.63 : 1,193.63 = 1,193.63 : x
  2. Step 2: Convert to fraction form
    779.63/1,193.63 = 1,193.63/x
  3. Step 3: Cross multiply
    779.63x = 1,193.63 × 1,193.63
  4. Step 4: Simplify right side
    779.63x = 1,424,740.64
  5. Step 5: Solve for x
    x = 1,424,740.64/779.63
  6. Step 6: Final answer
    x = 1,827.47

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.