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Finding the Third Proportional to 118,505,248 and 254,483,368

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Solution

The third proportional to 118,505,248 and 254,483,368 is: 546,488,747.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,505,248 : 254,483,368 = 254,483,368 : x
  2. Step 2: Convert to fraction form
    118,505,248/254,483,368 = 254,483,368/x
  3. Step 3: Cross multiply
    118,505,248x = 254,483,368 × 254,483,368
  4. Step 4: Simplify right side
    118,505,248x = 64,761,784,588,623,424
  5. Step 5: Solve for x
    x = 64,761,784,588,623,424/118,505,248
  6. Step 6: Final answer
    x = 546,488,747.81

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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.