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Finding the Third Proportional to 19,151,174 and 40,956,556

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Solution

The third proportional to 19,151,174 and 40,956,556 is: 87,589,381.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,151,174 : 40,956,556 = 40,956,556 : x
  2. Step 2: Convert to fraction form
    19,151,174/40,956,556 = 40,956,556/x
  3. Step 3: Cross multiply
    19,151,174x = 40,956,556 × 40,956,556
  4. Step 4: Simplify right side
    19,151,174x = 1,677,439,479,381,136
  5. Step 5: Solve for x
    x = 1,677,439,479,381,136/19,151,174
  6. Step 6: Final answer
    x = 87,589,381.17

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.