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Finding the Third Proportional to 719 and 940.50

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Solution

The third proportional to 719 and 940.50 is: 1,230.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    719 : 940.50 = 940.50 : x
  2. Step 2: Convert to fraction form
    719/940.50 = 940.50/x
  3. Step 3: Cross multiply
    719x = 940.50 × 940.50
  4. Step 4: Simplify right side
    719x = 884,540.25
  5. Step 5: Solve for x
    x = 884,540.25/719
  6. Step 6: Final answer
    x = 1,230.24

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Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.