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Finding the Third Proportional to 11,531,689.50 and 16,220,774.25

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Solution

The third proportional to 11,531,689.50 and 16,220,774.25 is: 22,816,562.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,531,689.50 : 16,220,774.25 = 16,220,774.25 : x
  2. Step 2: Convert to fraction form
    11,531,689.50/16,220,774.25 = 16,220,774.25/x
  3. Step 3: Cross multiply
    11,531,689.50x = 16,220,774.25 × 16,220,774.25
  4. Step 4: Simplify right side
    11,531,689.50x = 263,113,517,269,463.06
  5. Step 5: Solve for x
    x = 263,113,517,269,463.06/11,531,689.50
  6. Step 6: Final answer
    x = 22,816,562.77

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.