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Finding the Fourth Proportional to 5,905,361.32, 8,149,398.74 and 3,189,107.32

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Solution

The fourth proportional to 5,905,361.32, 8,149,398.74 and 3,189,107.32 is: 4,400,968.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905,361.32 : 8,149,398.74 = 3,189,107.32 : x
  2. Step 2: Convert to fraction form
    5,905,361.32/8,149,398.74 = 3,189,107.32/x
  3. Step 3: Cross multiply
    5,905,361.32x = 8,149,398.74 × 3,189,107.32
  4. Step 4: Simplify right side
    5,905,361.32x = 25,989,307,164,922.58
  5. Step 5: Solve for x
    x = 25,989,307,164,922.58/5,905,361.32
  6. Step 6: Final answer
    x = 4,400,968.16

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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.