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Finding the Third Proportional to 28,824,806.25 and 62,968,396.50

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Solution

The third proportional to 28,824,806.25 and 62,968,396.50 is: 137,555,788.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,824,806.25 : 62,968,396.50 = 62,968,396.50 : x
  2. Step 2: Convert to fraction form
    28,824,806.25/62,968,396.50 = 62,968,396.50/x
  3. Step 3: Cross multiply
    28,824,806.25x = 62,968,396.50 × 62,968,396.50
  4. Step 4: Simplify right side
    28,824,806.25x = 3,965,018,957,781,212
  5. Step 5: Solve for x
    x = 3,965,018,957,781,212/28,824,806.25
  6. Step 6: Final answer
    x = 137,555,788.70

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.