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Finding the Third Proportional to 19,186,650 and 29,521,030

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Solution

The third proportional to 19,186,650 and 29,521,030 is: 45,421,749.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,186,650 : 29,521,030 = 29,521,030 : x
  2. Step 2: Convert to fraction form
    19,186,650/29,521,030 = 29,521,030/x
  3. Step 3: Cross multiply
    19,186,650x = 29,521,030 × 29,521,030
  4. Step 4: Simplify right side
    19,186,650x = 871,491,212,260,900
  5. Step 5: Solve for x
    x = 871,491,212,260,900/19,186,650
  6. Step 6: Final answer
    x = 45,421,749.62

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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.