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Finding the Third Proportional to 207,902.50 and 437,539

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Solution

The third proportional to 207,902.50 and 437,539 is: 920,818.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,902.50 : 437,539 = 437,539 : x
  2. Step 2: Convert to fraction form
    207,902.50/437,539 = 437,539/x
  3. Step 3: Cross multiply
    207,902.50x = 437,539 × 437,539
  4. Step 4: Simplify right side
    207,902.50x = 191,440,376,521
  5. Step 5: Solve for x
    x = 191,440,376,521/207,902.50
  6. Step 6: Final answer
    x = 920,818.06

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These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.