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Finding the Third Proportional to 172,271,812.50 and 264,794,224.50

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Solution

The third proportional to 172,271,812.50 and 264,794,224.50 is: 407,007,857.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,271,812.50 : 264,794,224.50 = 264,794,224.50 : x
  2. Step 2: Convert to fraction form
    172,271,812.50/264,794,224.50 = 264,794,224.50/x
  3. Step 3: Cross multiply
    172,271,812.50x = 264,794,224.50 × 264,794,224.50
  4. Step 4: Simplify right side
    172,271,812.50x = 70,115,981,328,556,400
  5. Step 5: Solve for x
    x = 70,115,981,328,556,400/172,271,812.50
  6. Step 6: Final answer
    x = 407,007,857.59

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.