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Finding the Third Proportional to 2,010,853 and 4,382,978

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Solution

The third proportional to 2,010,853 and 4,382,978 is: 9,553,406.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010,853 : 4,382,978 = 4,382,978 : x
  2. Step 2: Convert to fraction form
    2,010,853/4,382,978 = 4,382,978/x
  3. Step 3: Cross multiply
    2,010,853x = 4,382,978 × 4,382,978
  4. Step 4: Simplify right side
    2,010,853x = 19,210,496,148,484
  5. Step 5: Solve for x
    x = 19,210,496,148,484/2,010,853
  6. Step 6: Final answer
    x = 9,553,406.51

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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.