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Finding the Third Proportional to 798,732 and 1,719,243

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Solution

The third proportional to 798,732 and 1,719,243 is: 3,700,611.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,732 : 1,719,243 = 1,719,243 : x
  2. Step 2: Convert to fraction form
    798,732/1,719,243 = 1,719,243/x
  3. Step 3: Cross multiply
    798,732x = 1,719,243 × 1,719,243
  4. Step 4: Simplify right side
    798,732x = 2,955,796,493,049
  5. Step 5: Solve for x
    x = 2,955,796,493,049/798,732
  6. Step 6: Final answer
    x = 3,700,611.08

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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.