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Finding the Third Proportional to 28,328,464 and 62,611,648

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Solution

The third proportional to 28,328,464 and 62,611,648 is: 138,384,434.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,328,464 : 62,611,648 = 62,611,648 : x
  2. Step 2: Convert to fraction form
    28,328,464/62,611,648 = 62,611,648/x
  3. Step 3: Cross multiply
    28,328,464x = 62,611,648 × 62,611,648
  4. Step 4: Simplify right side
    28,328,464x = 3,920,218,465,275,904
  5. Step 5: Solve for x
    x = 3,920,218,465,275,904/28,328,464
  6. Step 6: Final answer
    x = 138,384,434.30

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These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.