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Finding the Third Proportional to 8,516,734.50 and 12,771,969

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Solution

The third proportional to 8,516,734.50 and 12,771,969 is: 19,153,255.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,516,734.50 : 12,771,969 = 12,771,969 : x
  2. Step 2: Convert to fraction form
    8,516,734.50/12,771,969 = 12,771,969/x
  3. Step 3: Cross multiply
    8,516,734.50x = 12,771,969 × 12,771,969
  4. Step 4: Simplify right side
    8,516,734.50x = 163,123,192,136,961
  5. Step 5: Solve for x
    x = 163,123,192,136,961/8,516,734.50
  6. Step 6: Final answer
    x = 19,153,255.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.