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Finding the Third Proportional to 589,107 and 900,794.50

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Solution

The third proportional to 589,107 and 900,794.50 is: 1,377,391.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,107 : 900,794.50 = 900,794.50 : x
  2. Step 2: Convert to fraction form
    589,107/900,794.50 = 900,794.50/x
  3. Step 3: Cross multiply
    589,107x = 900,794.50 × 900,794.50
  4. Step 4: Simplify right side
    589,107x = 811,430,731,230.25
  5. Step 5: Solve for x
    x = 811,430,731,230.25/589,107
  6. Step 6: Final answer
    x = 1,377,391.09

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.