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Finding the Third Proportional to 9,631,828 and 14,128,435

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Solution

The third proportional to 9,631,828 and 14,128,435 is: 20,724,277.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,631,828 : 14,128,435 = 14,128,435 : x
  2. Step 2: Convert to fraction form
    9,631,828/14,128,435 = 14,128,435/x
  3. Step 3: Cross multiply
    9,631,828x = 14,128,435 × 14,128,435
  4. Step 4: Simplify right side
    9,631,828x = 199,612,675,549,225
  5. Step 5: Solve for x
    x = 199,612,675,549,225/9,631,828
  6. Step 6: Final answer
    x = 20,724,277.42

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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.