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Finding the Fourth Proportional to 669,466.20, 923,860.32 and 363,540.12

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Solution

The fourth proportional to 669,466.20, 923,860.32 and 363,540.12 is: 501,683.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,466.20 : 923,860.32 = 363,540.12 : x
  2. Step 2: Convert to fraction form
    669,466.20/923,860.32 = 363,540.12/x
  3. Step 3: Cross multiply
    669,466.20x = 923,860.32 × 363,540.12
  4. Step 4: Simplify right side
    669,466.20x = 335,860,291,596.04
  5. Step 5: Solve for x
    x = 335,860,291,596.04/669,466.20
  6. Step 6: Final answer
    x = 501,683.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.