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Finding the Third Proportional to 4,347,877.50 and 9,444,939.19

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Solution

The third proportional to 4,347,877.50 and 9,444,939.19 is: 20,517,338.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,347,877.50 : 9,444,939.19 = 9,444,939.19 : x
  2. Step 2: Convert to fraction form
    4,347,877.50/9,444,939.19 = 9,444,939.19/x
  3. Step 3: Cross multiply
    4,347,877.50x = 9,444,939.19 × 9,444,939.19
  4. Step 4: Simplify right side
    4,347,877.50x = 89,206,876,255,573.16
  5. Step 5: Solve for x
    x = 89,206,876,255,573.16/4,347,877.50
  6. Step 6: Final answer
    x = 20,517,338.92

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.