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Finding the Third Proportional to 54,984 and 119,809.50

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Solution

The third proportional to 54,984 and 119,809.50 is: 261,063.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,984 : 119,809.50 = 119,809.50 : x
  2. Step 2: Convert to fraction form
    54,984/119,809.50 = 119,809.50/x
  3. Step 3: Cross multiply
    54,984x = 119,809.50 × 119,809.50
  4. Step 4: Simplify right side
    54,984x = 14,354,316,290.25
  5. Step 5: Solve for x
    x = 14,354,316,290.25/54,984
  6. Step 6: Final answer
    x = 261,063.51

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Why These Related Problems?

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