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Finding the Third Proportional to 281,900.50 and 437,173.50

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Solution

The third proportional to 281,900.50 and 437,173.50 is: 677,972.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,900.50 : 437,173.50 = 437,173.50 : x
  2. Step 2: Convert to fraction form
    281,900.50/437,173.50 = 437,173.50/x
  3. Step 3: Cross multiply
    281,900.50x = 437,173.50 × 437,173.50
  4. Step 4: Simplify right side
    281,900.50x = 191,120,669,102.25
  5. Step 5: Solve for x
    x = 191,120,669,102.25/281,900.50
  6. Step 6: Final answer
    x = 677,972.08

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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.