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Finding the Third Proportional to 630,858.38 and 1,383,854.63

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Solution

The third proportional to 630,858.38 and 1,383,854.63 is: 3,035,631.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,858.38 : 1,383,854.63 = 1,383,854.63 : x
  2. Step 2: Convert to fraction form
    630,858.38/1,383,854.63 = 1,383,854.63/x
  3. Step 3: Cross multiply
    630,858.38x = 1,383,854.63 × 1,383,854.63
  4. Step 4: Simplify right side
    630,858.38x = 1,915,053,623,133.89
  5. Step 5: Solve for x
    x = 1,915,053,623,133.89/630,858.38
  6. Step 6: Final answer
    x = 3,035,631.61

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.