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Finding the Third Proportional to 54,718.88 and 117,880.88

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Solution

The third proportional to 54,718.88 and 117,880.88 is: 253,950.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,718.88 : 117,880.88 = 117,880.88 : x
  2. Step 2: Convert to fraction form
    54,718.88/117,880.88 = 117,880.88/x
  3. Step 3: Cross multiply
    54,718.88x = 117,880.88 × 117,880.88
  4. Step 4: Simplify right side
    54,718.88x = 13,895,900,690.77
  5. Step 5: Solve for x
    x = 13,895,900,690.77/54,718.88
  6. Step 6: Final answer
    x = 253,950.77

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.