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Finding the Third Proportional to 851,508 and 1,277,388

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Solution

The third proportional to 851,508 and 1,277,388 is: 1,916,271.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,508 : 1,277,388 = 1,277,388 : x
  2. Step 2: Convert to fraction form
    851,508/1,277,388 = 1,277,388/x
  3. Step 3: Cross multiply
    851,508x = 1,277,388 × 1,277,388
  4. Step 4: Simplify right side
    851,508x = 1,631,720,102,544
  5. Step 5: Solve for x
    x = 1,631,720,102,544/851,508
  6. Step 6: Final answer
    x = 1,916,271.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.