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Finding the Third Proportional to 7,184,172 and 11,373,790

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Solution

The third proportional to 7,184,172 and 11,373,790 is: 18,006,681.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,184,172 : 11,373,790 = 11,373,790 : x
  2. Step 2: Convert to fraction form
    7,184,172/11,373,790 = 11,373,790/x
  3. Step 3: Cross multiply
    7,184,172x = 11,373,790 × 11,373,790
  4. Step 4: Simplify right side
    7,184,172x = 129,363,098,964,100
  5. Step 5: Solve for x
    x = 129,363,098,964,100/7,184,172
  6. Step 6: Final answer
    x = 18,006,681.77

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.