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Finding the Third Proportional to 852,861 and 1,838,575

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Solution

The third proportional to 852,861 and 1,838,575 is: 3,963,550.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,861 : 1,838,575 = 1,838,575 : x
  2. Step 2: Convert to fraction form
    852,861/1,838,575 = 1,838,575/x
  3. Step 3: Cross multiply
    852,861x = 1,838,575 × 1,838,575
  4. Step 4: Simplify right side
    852,861x = 3,380,358,030,625
  5. Step 5: Solve for x
    x = 3,380,358,030,625/852,861
  6. Step 6: Final answer
    x = 3,963,550.95

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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.