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Finding the Third Proportional to 30,231 and 46,966.50

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Solution

The third proportional to 30,231 and 46,966.50 is: 72,966.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,231 : 46,966.50 = 46,966.50 : x
  2. Step 2: Convert to fraction form
    30,231/46,966.50 = 46,966.50/x
  3. Step 3: Cross multiply
    30,231x = 46,966.50 × 46,966.50
  4. Step 4: Simplify right side
    30,231x = 2,205,852,122.25
  5. Step 5: Solve for x
    x = 2,205,852,122.25/30,231
  6. Step 6: Final answer
    x = 72,966.56

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.