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Finding the Third Proportional to 12,500,773 and 18,784,443

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Solution

The third proportional to 12,500,773 and 18,784,443 is: 28,226,678.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,500,773 : 18,784,443 = 18,784,443 : x
  2. Step 2: Convert to fraction form
    12,500,773/18,784,443 = 18,784,443/x
  3. Step 3: Cross multiply
    12,500,773x = 18,784,443 × 18,784,443
  4. Step 4: Simplify right side
    12,500,773x = 352,855,298,820,249
  5. Step 5: Solve for x
    x = 352,855,298,820,249/12,500,773
  6. Step 6: Final answer
    x = 28,226,678.37

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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.