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Finding the Third Proportional to 984.66 and 1,404.84

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Solution

The third proportional to 984.66 and 1,404.84 is: 2,004.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    984.66 : 1,404.84 = 1,404.84 : x
  2. Step 2: Convert to fraction form
    984.66/1,404.84 = 1,404.84/x
  3. Step 3: Cross multiply
    984.66x = 1,404.84 × 1,404.84
  4. Step 4: Simplify right side
    984.66x = 1,973,585.96
  5. Step 5: Solve for x
    x = 1,973,585.96/984.66
  6. Step 6: Final answer
    x = 2,004.34

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.