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Finding the Third Proportional to 493,501 and 743,897

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Solution

The third proportional to 493,501 and 743,897 is: 1,121,340.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,501 : 743,897 = 743,897 : x
  2. Step 2: Convert to fraction form
    493,501/743,897 = 743,897/x
  3. Step 3: Cross multiply
    493,501x = 743,897 × 743,897
  4. Step 4: Simplify right side
    493,501x = 553,382,746,609
  5. Step 5: Solve for x
    x = 553,382,746,609/493,501
  6. Step 6: Final answer
    x = 1,121,340.68

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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.