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Finding the Third Proportional to 11,831,609.39 and 18,174,800.67

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Solution

The third proportional to 11,831,609.39 and 18,174,800.67 is: 27,918,719.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831,609.39 : 18,174,800.67 = 18,174,800.67 : x
  2. Step 2: Convert to fraction form
    11,831,609.39/18,174,800.67 = 18,174,800.67/x
  3. Step 3: Cross multiply
    11,831,609.39x = 18,174,800.67 × 18,174,800.67
  4. Step 4: Simplify right side
    11,831,609.39x = 330,323,379,462,387.94
  5. Step 5: Solve for x
    x = 330,323,379,462,387.94/11,831,609.39
  6. Step 6: Final answer
    x = 27,918,719.13

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.