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Finding the Third Proportional to 28,192.50 and 41,985

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Solution

The third proportional to 28,192.50 and 41,985 is: 62,525.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,192.50 : 41,985 = 41,985 : x
  2. Step 2: Convert to fraction form
    28,192.50/41,985 = 41,985/x
  3. Step 3: Cross multiply
    28,192.50x = 41,985 × 41,985
  4. Step 4: Simplify right side
    28,192.50x = 1,762,740,225
  5. Step 5: Solve for x
    x = 1,762,740,225/28,192.50
  6. Step 6: Final answer
    x = 62,525.15

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.