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Finding the Third Proportional to 703.69 and 1,119.94

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Solution

The third proportional to 703.69 and 1,119.94 is: 1,782.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    703.69 : 1,119.94 = 1,119.94 : x
  2. Step 2: Convert to fraction form
    703.69/1,119.94 = 1,119.94/x
  3. Step 3: Cross multiply
    703.69x = 1,119.94 × 1,119.94
  4. Step 4: Simplify right side
    703.69x = 1,254,260.00
  5. Step 5: Solve for x
    x = 1,254,260.00/703.69
  6. Step 6: Final answer
    x = 1,782.41

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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.