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Finding the Third Proportional to 663,402 and 994,060

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Solution

The third proportional to 663,402 and 994,060 is: 1,489,527.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,402 : 994,060 = 994,060 : x
  2. Step 2: Convert to fraction form
    663,402/994,060 = 994,060/x
  3. Step 3: Cross multiply
    663,402x = 994,060 × 994,060
  4. Step 4: Simplify right side
    663,402x = 988,155,283,600
  5. Step 5: Solve for x
    x = 988,155,283,600/663,402
  6. Step 6: Final answer
    x = 1,489,527.14

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.