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Finding the Third Proportional to 779.25 and 1,804.13

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Solution

The third proportional to 779.25 and 1,804.13 is: 4,176.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    779.25 : 1,804.13 = 1,804.13 : x
  2. Step 2: Convert to fraction form
    779.25/1,804.13 = 1,804.13/x
  3. Step 3: Cross multiply
    779.25x = 1,804.13 × 1,804.13
  4. Step 4: Simplify right side
    779.25x = 3,254,867.02
  5. Step 5: Solve for x
    x = 3,254,867.02/779.25
  6. Step 6: Final answer
    x = 4,176.92

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.