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Finding the Third Proportional to 858,148 and 1,851,192

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Solution

The third proportional to 858,148 and 1,851,192 is: 3,993,380.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,148 : 1,851,192 = 1,851,192 : x
  2. Step 2: Convert to fraction form
    858,148/1,851,192 = 1,851,192/x
  3. Step 3: Cross multiply
    858,148x = 1,851,192 × 1,851,192
  4. Step 4: Simplify right side
    858,148x = 3,426,911,820,864
  5. Step 5: Solve for x
    x = 3,426,911,820,864/858,148
  6. Step 6: Final answer
    x = 3,993,380.89

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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.