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Finding the Third Proportional to 554,905.69 and 1,192,423.78

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Solution

The third proportional to 554,905.69 and 1,192,423.78 is: 2,562,371.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,905.69 : 1,192,423.78 = 1,192,423.78 : x
  2. Step 2: Convert to fraction form
    554,905.69/1,192,423.78 = 1,192,423.78/x
  3. Step 3: Cross multiply
    554,905.69x = 1,192,423.78 × 1,192,423.78
  4. Step 4: Simplify right side
    554,905.69x = 1,421,874,474,090.55
  5. Step 5: Solve for x
    x = 1,421,874,474,090.55/554,905.69
  6. Step 6: Final answer
    x = 2,562,371.42

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.