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Finding the Third Proportional to 54,828,990 and 119,111,571

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Solution

The third proportional to 54,828,990 and 119,111,571 is: 258,760,308.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,828,990 : 119,111,571 = 119,111,571 : x
  2. Step 2: Convert to fraction form
    54,828,990/119,111,571 = 119,111,571/x
  3. Step 3: Cross multiply
    54,828,990x = 119,111,571 × 119,111,571
  4. Step 4: Simplify right side
    54,828,990x = 14,187,566,346,088,040
  5. Step 5: Solve for x
    x = 14,187,566,346,088,040/54,828,990
  6. Step 6: Final answer
    x = 258,760,308.12

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.