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Finding the Third Proportional to 617,873 and 955,183.50

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Solution

The third proportional to 617,873 and 955,183.50 is: 1,476,639.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,873 : 955,183.50 = 955,183.50 : x
  2. Step 2: Convert to fraction form
    617,873/955,183.50 = 955,183.50/x
  3. Step 3: Cross multiply
    617,873x = 955,183.50 × 955,183.50
  4. Step 4: Simplify right side
    617,873x = 912,375,518,672.25
  5. Step 5: Solve for x
    x = 912,375,518,672.25/617,873
  6. Step 6: Final answer
    x = 1,476,639.24

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.