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Finding the Third Proportional to 839,816 and 1,275,276

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Solution

The third proportional to 839,816 and 1,275,276 is: 1,936,530.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,816 : 1,275,276 = 1,275,276 : x
  2. Step 2: Convert to fraction form
    839,816/1,275,276 = 1,275,276/x
  3. Step 3: Cross multiply
    839,816x = 1,275,276 × 1,275,276
  4. Step 4: Simplify right side
    839,816x = 1,626,328,876,176
  5. Step 5: Solve for x
    x = 1,626,328,876,176/839,816
  6. Step 6: Final answer
    x = 1,936,530.00

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.