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Finding the Third Proportional to 175,538 and 264,879

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Solution

The third proportional to 175,538 and 264,879 is: 399,690.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,538 : 264,879 = 264,879 : x
  2. Step 2: Convert to fraction form
    175,538/264,879 = 264,879/x
  3. Step 3: Cross multiply
    175,538x = 264,879 × 264,879
  4. Step 4: Simplify right side
    175,538x = 70,160,884,641
  5. Step 5: Solve for x
    x = 70,160,884,641/175,538
  6. Step 6: Final answer
    x = 399,690.58

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.