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Finding the Third Proportional to 535,785 and 810,566

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Solution

The third proportional to 535,785 and 810,566 is: 1,226,270.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,785 : 810,566 = 810,566 : x
  2. Step 2: Convert to fraction form
    535,785/810,566 = 810,566/x
  3. Step 3: Cross multiply
    535,785x = 810,566 × 810,566
  4. Step 4: Simplify right side
    535,785x = 657,017,240,356
  5. Step 5: Solve for x
    x = 657,017,240,356/535,785
  6. Step 6: Final answer
    x = 1,226,270.31

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.