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Finding the Fourth Proportional to 6,403,658.06, 8,837,213.46 and 3,503,171.18

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Solution

The fourth proportional to 6,403,658.06, 8,837,213.46 and 3,503,171.18 is: 4,834,466.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,403,658.06 : 8,837,213.46 = 3,503,171.18 : x
  2. Step 2: Convert to fraction form
    6,403,658.06/8,837,213.46 = 3,503,171.18/x
  3. Step 3: Cross multiply
    6,403,658.06x = 8,837,213.46 × 3,503,171.18
  4. Step 4: Simplify right side
    6,403,658.06x = 30,958,271,504,580.09
  5. Step 5: Solve for x
    x = 30,958,271,504,580.09/6,403,658.06
  6. Step 6: Final answer
    x = 4,834,466.68

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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.