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Finding the Third Proportional to 118,337.20 and 254,717.16

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Solution

The third proportional to 118,337.20 and 254,717.16 is: 548,270.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,337.20 : 254,717.16 = 254,717.16 : x
  2. Step 2: Convert to fraction form
    118,337.20/254,717.16 = 254,717.16/x
  3. Step 3: Cross multiply
    118,337.20x = 254,717.16 × 254,717.16
  4. Step 4: Simplify right side
    118,337.20x = 64,880,829,688.09
  5. Step 5: Solve for x
    x = 64,880,829,688.09/118,337.20
  6. Step 6: Final answer
    x = 548,270.77

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.