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Finding the Third Proportional to 722,295 and 966,312

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Solution

The third proportional to 722,295 and 966,312 is: 1,292,766.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,295 : 966,312 = 966,312 : x
  2. Step 2: Convert to fraction form
    722,295/966,312 = 966,312/x
  3. Step 3: Cross multiply
    722,295x = 966,312 × 966,312
  4. Step 4: Simplify right side
    722,295x = 933,758,881,344
  5. Step 5: Solve for x
    x = 933,758,881,344/722,295
  6. Step 6: Final answer
    x = 1,292,766.64

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.