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Finding the Third Proportional to 5,354,563.50 and 8,157,391

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Solution

The third proportional to 5,354,563.50 and 8,157,391 is: 12,427,348.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354,563.50 : 8,157,391 = 8,157,391 : x
  2. Step 2: Convert to fraction form
    5,354,563.50/8,157,391 = 8,157,391/x
  3. Step 3: Cross multiply
    5,354,563.50x = 8,157,391 × 8,157,391
  4. Step 4: Simplify right side
    5,354,563.50x = 66,543,027,926,881
  5. Step 5: Solve for x
    x = 66,543,027,926,881/5,354,563.50
  6. Step 6: Final answer
    x = 12,427,348.73

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.