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Finding the Third Proportional to 171,398.75 and 372,281.50

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Solution

The third proportional to 171,398.75 and 372,281.50 is: 808,602.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,398.75 : 372,281.50 = 372,281.50 : x
  2. Step 2: Convert to fraction form
    171,398.75/372,281.50 = 372,281.50/x
  3. Step 3: Cross multiply
    171,398.75x = 372,281.50 × 372,281.50
  4. Step 4: Simplify right side
    171,398.75x = 138,593,515,242.25
  5. Step 5: Solve for x
    x = 138,593,515,242.25/171,398.75
  6. Step 6: Final answer
    x = 808,602.84

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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.