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Finding the Third Proportional to 18,416,063 and 28,889,368

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Solution

The third proportional to 18,416,063 and 28,889,368 is: 45,318,892.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,416,063 : 28,889,368 = 28,889,368 : x
  2. Step 2: Convert to fraction form
    18,416,063/28,889,368 = 28,889,368/x
  3. Step 3: Cross multiply
    18,416,063x = 28,889,368 × 28,889,368
  4. Step 4: Simplify right side
    18,416,063x = 834,595,583,439,424
  5. Step 5: Solve for x
    x = 834,595,583,439,424/18,416,063
  6. Step 6: Final answer
    x = 45,318,892.72

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.