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Finding the Third Proportional to 28,449 and 61,588.50

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Solution

The third proportional to 28,449 and 61,588.50 is: 133,331.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,449 : 61,588.50 = 61,588.50 : x
  2. Step 2: Convert to fraction form
    28,449/61,588.50 = 61,588.50/x
  3. Step 3: Cross multiply
    28,449x = 61,588.50 × 61,588.50
  4. Step 4: Simplify right side
    28,449x = 3,793,143,332.25
  5. Step 5: Solve for x
    x = 3,793,143,332.25/28,449
  6. Step 6: Final answer
    x = 133,331.34

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.