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Finding the Third Proportional to 178,875.50 and 242,069.25

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Solution

The third proportional to 178,875.50 and 242,069.25 is: 327,588.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,875.50 : 242,069.25 = 242,069.25 : x
  2. Step 2: Convert to fraction form
    178,875.50/242,069.25 = 242,069.25/x
  3. Step 3: Cross multiply
    178,875.50x = 242,069.25 × 242,069.25
  4. Step 4: Simplify right side
    178,875.50x = 58,597,521,795.56
  5. Step 5: Solve for x
    x = 58,597,521,795.56/178,875.50
  6. Step 6: Final answer
    x = 327,588.30

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.