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Finding the Third Proportional to 21,338,476 and 46,724,360

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Solution

The third proportional to 21,338,476 and 46,724,360 is: 102,311,234.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,338,476 : 46,724,360 = 46,724,360 : x
  2. Step 2: Convert to fraction form
    21,338,476/46,724,360 = 46,724,360/x
  3. Step 3: Cross multiply
    21,338,476x = 46,724,360 × 46,724,360
  4. Step 4: Simplify right side
    21,338,476x = 2,183,165,817,409,600
  5. Step 5: Solve for x
    x = 2,183,165,817,409,600/21,338,476
  6. Step 6: Final answer
    x = 102,311,234.29

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.