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Finding the Third Proportional to 176,539.50 and 392,308.75

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Solution

The third proportional to 176,539.50 and 392,308.75 is: 871,794.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,539.50 : 392,308.75 = 392,308.75 : x
  2. Step 2: Convert to fraction form
    176,539.50/392,308.75 = 392,308.75/x
  3. Step 3: Cross multiply
    176,539.50x = 392,308.75 × 392,308.75
  4. Step 4: Simplify right side
    176,539.50x = 153,906,155,326.56
  5. Step 5: Solve for x
    x = 153,906,155,326.56/176,539.50
  6. Step 6: Final answer
    x = 871,794.44

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.