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Finding the Third Proportional to 8,693,971.50 and 12,775,122

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Solution

The third proportional to 8,693,971.50 and 12,775,122 is: 18,772,058.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,693,971.50 : 12,775,122 = 12,775,122 : x
  2. Step 2: Convert to fraction form
    8,693,971.50/12,775,122 = 12,775,122/x
  3. Step 3: Cross multiply
    8,693,971.50x = 12,775,122 × 12,775,122
  4. Step 4: Simplify right side
    8,693,971.50x = 163,203,742,114,884
  5. Step 5: Solve for x
    x = 163,203,742,114,884/8,693,971.50
  6. Step 6: Final answer
    x = 18,772,058.56

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.