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Finding the Third Proportional to 764.06 and 1,585.13

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Solution

The third proportional to 764.06 and 1,585.13 is: 3,288.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    764.06 : 1,585.13 = 1,585.13 : x
  2. Step 2: Convert to fraction form
    764.06/1,585.13 = 1,585.13/x
  3. Step 3: Cross multiply
    764.06x = 1,585.13 × 1,585.13
  4. Step 4: Simplify right side
    764.06x = 2,512,621.27
  5. Step 5: Solve for x
    x = 2,512,621.27/764.06
  6. Step 6: Final answer
    x = 3,288.50

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.