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Finding the Third Proportional to 174,171 and 260,580.50

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Solution

The third proportional to 174,171 and 260,580.50 is: 389,859.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,171 : 260,580.50 = 260,580.50 : x
  2. Step 2: Convert to fraction form
    174,171/260,580.50 = 260,580.50/x
  3. Step 3: Cross multiply
    174,171x = 260,580.50 × 260,580.50
  4. Step 4: Simplify right side
    174,171x = 67,902,196,980.25
  5. Step 5: Solve for x
    x = 67,902,196,980.25/174,171
  6. Step 6: Final answer
    x = 389,859.37

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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.