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Finding the Third Proportional to 54,999,080 and 120,980,770

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Solution

The third proportional to 54,999,080 and 120,980,770 is: 266,119,846.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,999,080 : 120,980,770 = 120,980,770 : x
  2. Step 2: Convert to fraction form
    54,999,080/120,980,770 = 120,980,770/x
  3. Step 3: Cross multiply
    54,999,080x = 120,980,770 × 120,980,770
  4. Step 4: Simplify right side
    54,999,080x = 14,636,346,709,792,900
  5. Step 5: Solve for x
    x = 14,636,346,709,792,900/54,999,080
  6. Step 6: Final answer
    x = 266,119,846.18

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.