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Finding the Third Proportional to 30,732.75 and 46,381.75

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Solution

The third proportional to 30,732.75 and 46,381.75 is: 69,999.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,732.75 : 46,381.75 = 46,381.75 : x
  2. Step 2: Convert to fraction form
    30,732.75/46,381.75 = 46,381.75/x
  3. Step 3: Cross multiply
    30,732.75x = 46,381.75 × 46,381.75
  4. Step 4: Simplify right side
    30,732.75x = 2,151,266,733.06
  5. Step 5: Solve for x
    x = 2,151,266,733.06/30,732.75
  6. Step 6: Final answer
    x = 69,999.16

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.