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Finding the Third Proportional to 173,068.50 and 375,660.75

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Solution

The third proportional to 173,068.50 and 375,660.75 is: 815,405.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,068.50 : 375,660.75 = 375,660.75 : x
  2. Step 2: Convert to fraction form
    173,068.50/375,660.75 = 375,660.75/x
  3. Step 3: Cross multiply
    173,068.50x = 375,660.75 × 375,660.75
  4. Step 4: Simplify right side
    173,068.50x = 141,120,999,090.56
  5. Step 5: Solve for x
    x = 141,120,999,090.56/173,068.50
  6. Step 6: Final answer
    x = 815,405.46

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.