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Finding the Third Proportional to 590 and 718

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Solution

The third proportional to 590 and 718 is: 873.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    590 : 718 = 718 : x
  2. Step 2: Convert to fraction form
    590/718 = 718/x
  3. Step 3: Cross multiply
    590x = 718 × 718
  4. Step 4: Simplify right side
    590x = 515,524
  5. Step 5: Solve for x
    x = 515,524/590
  6. Step 6: Final answer
    x = 873.77

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These problems maintain the same ratio (1.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.