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Finding the Third Proportional to 700.31 and 1,113.75

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Solution

The third proportional to 700.31 and 1,113.75 is: 1,771.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    700.31 : 1,113.75 = 1,113.75 : x
  2. Step 2: Convert to fraction form
    700.31/1,113.75 = 1,113.75/x
  3. Step 3: Cross multiply
    700.31x = 1,113.75 × 1,113.75
  4. Step 4: Simplify right side
    700.31x = 1,240,439.06
  5. Step 5: Solve for x
    x = 1,240,439.06/700.31
  6. Step 6: Final answer
    x = 1,771.27

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.