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Finding the Third Proportional to 46,218 and 66,045

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Solution

The third proportional to 46,218 and 66,045 is: 94,377.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,218 : 66,045 = 66,045 : x
  2. Step 2: Convert to fraction form
    46,218/66,045 = 66,045/x
  3. Step 3: Cross multiply
    46,218x = 66,045 × 66,045
  4. Step 4: Simplify right side
    46,218x = 4,361,942,025
  5. Step 5: Solve for x
    x = 4,361,942,025/46,218
  6. Step 6: Final answer
    x = 94,377.56

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.