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Finding the Third Proportional to 174,224 and 260,654

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Solution

The third proportional to 174,224 and 260,654 is: 389,960.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,224 : 260,654 = 260,654 : x
  2. Step 2: Convert to fraction form
    174,224/260,654 = 260,654/x
  3. Step 3: Cross multiply
    174,224x = 260,654 × 260,654
  4. Step 4: Simplify right side
    174,224x = 67,940,507,716
  5. Step 5: Solve for x
    x = 67,940,507,716/174,224
  6. Step 6: Final answer
    x = 389,960.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.