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Finding the Third Proportional to 439,011.50 and 890,134

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Solution

The third proportional to 439,011.50 and 890,134 is: 1,804,824.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,011.50 : 890,134 = 890,134 : x
  2. Step 2: Convert to fraction form
    439,011.50/890,134 = 890,134/x
  3. Step 3: Cross multiply
    439,011.50x = 890,134 × 890,134
  4. Step 4: Simplify right side
    439,011.50x = 792,338,537,956
  5. Step 5: Solve for x
    x = 792,338,537,956/439,011.50
  6. Step 6: Final answer
    x = 1,804,824.11

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.