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Finding the Third Proportional to 254,100 and 371,611.50

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Solution

The third proportional to 254,100 and 371,611.50 is: 543,467.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,100 : 371,611.50 = 371,611.50 : x
  2. Step 2: Convert to fraction form
    254,100/371,611.50 = 371,611.50/x
  3. Step 3: Cross multiply
    254,100x = 371,611.50 × 371,611.50
  4. Step 4: Simplify right side
    254,100x = 138,095,106,932.25
  5. Step 5: Solve for x
    x = 138,095,106,932.25/254,100
  6. Step 6: Final answer
    x = 543,467.56

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.