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Finding the Third Proportional to 573 and 803

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Solution

The third proportional to 573 and 803 is: 1,125.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    573 : 803 = 803 : x
  2. Step 2: Convert to fraction form
    573/803 = 803/x
  3. Step 3: Cross multiply
    573x = 803 × 803
  4. Step 4: Simplify right side
    573x = 644,809
  5. Step 5: Solve for x
    x = 644,809/573
  6. Step 6: Final answer
    x = 1,125.32

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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.