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Finding the Third Proportional to 54,322 and 79,537

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Solution

The third proportional to 54,322 and 79,537 is: 116,456.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,322 : 79,537 = 79,537 : x
  2. Step 2: Convert to fraction form
    54,322/79,537 = 79,537/x
  3. Step 3: Cross multiply
    54,322x = 79,537 × 79,537
  4. Step 4: Simplify right side
    54,322x = 6,326,134,369
  5. Step 5: Solve for x
    x = 6,326,134,369/54,322
  6. Step 6: Final answer
    x = 116,456.21

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.