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Finding the Third Proportional to 910,612 and 1,336,393

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Solution

The third proportional to 910,612 and 1,336,393 is: 1,961,259.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,612 : 1,336,393 = 1,336,393 : x
  2. Step 2: Convert to fraction form
    910,612/1,336,393 = 1,336,393/x
  3. Step 3: Cross multiply
    910,612x = 1,336,393 × 1,336,393
  4. Step 4: Simplify right side
    910,612x = 1,785,946,250,449
  5. Step 5: Solve for x
    x = 1,785,946,250,449/910,612
  6. Step 6: Final answer
    x = 1,961,259.30

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.