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Finding the Third Proportional to 903,511 and 1,204,518

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Solution

The third proportional to 903,511 and 1,204,518 is: 1,605,806.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,511 : 1,204,518 = 1,204,518 : x
  2. Step 2: Convert to fraction form
    903,511/1,204,518 = 1,204,518/x
  3. Step 3: Cross multiply
    903,511x = 1,204,518 × 1,204,518
  4. Step 4: Simplify right side
    903,511x = 1,450,863,612,324
  5. Step 5: Solve for x
    x = 1,450,863,612,324/903,511
  6. Step 6: Final answer
    x = 1,605,806.25

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.