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Finding the Third Proportional to 4,376,688 and 7,032,086

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Solution

The third proportional to 4,376,688 and 7,032,086 is: 11,298,551.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376,688 : 7,032,086 = 7,032,086 : x
  2. Step 2: Convert to fraction form
    4,376,688/7,032,086 = 7,032,086/x
  3. Step 3: Cross multiply
    4,376,688x = 7,032,086 × 7,032,086
  4. Step 4: Simplify right side
    4,376,688x = 49,450,233,511,396
  5. Step 5: Solve for x
    x = 49,450,233,511,396/4,376,688
  6. Step 6: Final answer
    x = 11,298,551.21

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.