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Finding the Third Proportional to 31,110 and 46,557

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Solution

The third proportional to 31,110 and 46,557 is: 69,673.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,110 : 46,557 = 46,557 : x
  2. Step 2: Convert to fraction form
    31,110/46,557 = 46,557/x
  3. Step 3: Cross multiply
    31,110x = 46,557 × 46,557
  4. Step 4: Simplify right side
    31,110x = 2,167,554,249
  5. Step 5: Solve for x
    x = 2,167,554,249/31,110
  6. Step 6: Final answer
    x = 69,673.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.