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Finding the Third Proportional to 164,574 and 220,617

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Solution

The third proportional to 164,574 and 220,617 is: 295,744.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,574 : 220,617 = 220,617 : x
  2. Step 2: Convert to fraction form
    164,574/220,617 = 220,617/x
  3. Step 3: Cross multiply
    164,574x = 220,617 × 220,617
  4. Step 4: Simplify right side
    164,574x = 48,671,860,689
  5. Step 5: Solve for x
    x = 48,671,860,689/164,574
  6. Step 6: Final answer
    x = 295,744.53

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.