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Finding the Third Proportional to 28,986,940.50 and 61,328,589

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Solution

The third proportional to 28,986,940.50 and 61,328,589 is: 129,754,840.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,986,940.50 : 61,328,589 = 61,328,589 : x
  2. Step 2: Convert to fraction form
    28,986,940.50/61,328,589 = 61,328,589/x
  3. Step 3: Cross multiply
    28,986,940.50x = 61,328,589 × 61,328,589
  4. Step 4: Simplify right side
    28,986,940.50x = 3,761,195,828,730,921
  5. Step 5: Solve for x
    x = 3,761,195,828,730,921/28,986,940.50
  6. Step 6: Final answer
    x = 129,754,840.07

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.