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Finding the Third Proportional to 805,364 and 1,128,858

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Solution

The third proportional to 805,364 and 1,128,858 is: 1,582,291.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,364 : 1,128,858 = 1,128,858 : x
  2. Step 2: Convert to fraction form
    805,364/1,128,858 = 1,128,858/x
  3. Step 3: Cross multiply
    805,364x = 1,128,858 × 1,128,858
  4. Step 4: Simplify right side
    805,364x = 1,274,320,384,164
  5. Step 5: Solve for x
    x = 1,274,320,384,164/805,364
  6. Step 6: Final answer
    x = 1,582,291.22

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.