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Finding the Third Proportional to 118,372.50 and 253,398.38

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Solution

The third proportional to 118,372.50 and 253,398.38 is: 542,446.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,372.50 : 253,398.38 = 253,398.38 : x
  2. Step 2: Convert to fraction form
    118,372.50/253,398.38 = 253,398.38/x
  3. Step 3: Cross multiply
    118,372.50x = 253,398.38 × 253,398.38
  4. Step 4: Simplify right side
    118,372.50x = 64,210,736,452.64
  5. Step 5: Solve for x
    x = 64,210,736,452.64/118,372.50
  6. Step 6: Final answer
    x = 542,446.40

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.