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Finding the Third Proportional to 396,635.63 and 604,252.13

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Solution

The third proportional to 396,635.63 and 604,252.13 is: 920,544.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,635.63 : 604,252.13 = 604,252.13 : x
  2. Step 2: Convert to fraction form
    396,635.63/604,252.13 = 604,252.13/x
  3. Step 3: Cross multiply
    396,635.63x = 604,252.13 × 604,252.13
  4. Step 4: Simplify right side
    396,635.63x = 365,120,630,567.02
  5. Step 5: Solve for x
    x = 365,120,630,567.02/396,635.63
  6. Step 6: Final answer
    x = 920,544.22

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.