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Finding the Third Proportional to 207,318,552 and 453,684,144

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Solution

The third proportional to 207,318,552 and 453,684,144 is: 992,816,612.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,318,552 : 453,684,144 = 453,684,144 : x
  2. Step 2: Convert to fraction form
    207,318,552/453,684,144 = 453,684,144/x
  3. Step 3: Cross multiply
    207,318,552x = 453,684,144 × 453,684,144
  4. Step 4: Simplify right side
    207,318,552x = 205,829,302,517,012,736
  5. Step 5: Solve for x
    x = 205,829,302,517,012,736/207,318,552
  6. Step 6: Final answer
    x = 992,816,612.56

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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.