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Finding the Third Proportional to 4,178.25 and 4,955.63

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Solution

The third proportional to 4,178.25 and 4,955.63 is: 5,877.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.25 : 4,955.63 = 4,955.63 : x
  2. Step 2: Convert to fraction form
    4,178.25/4,955.63 = 4,955.63/x
  3. Step 3: Cross multiply
    4,178.25x = 4,955.63 × 4,955.63
  4. Step 4: Simplify right side
    4,178.25x = 24,558,219.14
  5. Step 5: Solve for x
    x = 24,558,219.14/4,178.25
  6. Step 6: Final answer
    x = 5,877.63

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Why These Related Problems?

These problems maintain the same ratio (1.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.