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Finding the Third Proportional to 31,376.25 and 46,524

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Solution

The third proportional to 31,376.25 and 46,524 is: 68,984.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,376.25 : 46,524 = 46,524 : x
  2. Step 2: Convert to fraction form
    31,376.25/46,524 = 46,524/x
  3. Step 3: Cross multiply
    31,376.25x = 46,524 × 46,524
  4. Step 4: Simplify right side
    31,376.25x = 2,164,482,576
  5. Step 5: Solve for x
    x = 2,164,482,576/31,376.25
  6. Step 6: Final answer
    x = 68,984.74

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.