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Finding the Fourth Proportional to 6,550,478.22, 9,039,695.80 and 3,798,797.12

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Solution

The fourth proportional to 6,550,478.22, 9,039,695.80 and 3,798,797.12 is: 5,242,360.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,550,478.22 : 9,039,695.80 = 3,798,797.12 : x
  2. Step 2: Convert to fraction form
    6,550,478.22/9,039,695.80 = 3,798,797.12/x
  3. Step 3: Cross multiply
    6,550,478.22x = 9,039,695.80 × 3,798,797.12
  4. Step 4: Simplify right side
    6,550,478.22x = 34,339,970,328,304.39
  5. Step 5: Solve for x
    x = 34,339,970,328,304.39/6,550,478.22
  6. Step 6: Final answer
    x = 5,242,360.81

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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.