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Finding the Third Proportional to 118,066.50 and 254,790.38

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Solution

The third proportional to 118,066.50 and 254,790.38 is: 549,843.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,066.50 : 254,790.38 = 254,790.38 : x
  2. Step 2: Convert to fraction form
    118,066.50/254,790.38 = 254,790.38/x
  3. Step 3: Cross multiply
    118,066.50x = 254,790.38 × 254,790.38
  4. Step 4: Simplify right side
    118,066.50x = 64,918,135,192.64
  5. Step 5: Solve for x
    x = 64,918,135,192.64/118,066.50
  6. Step 6: Final answer
    x = 549,843.82

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.