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Finding the Fourth Proportional to 6,439,322.04, 8,885,834.82 and 3,538,650.48

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Solution

The fourth proportional to 6,439,322.04, 8,885,834.82 and 3,538,650.48 is: 4,883,101.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,439,322.04 : 8,885,834.82 = 3,538,650.48 : x
  2. Step 2: Convert to fraction form
    6,439,322.04/8,885,834.82 = 3,538,650.48/x
  3. Step 3: Cross multiply
    6,439,322.04x = 8,885,834.82 × 3,538,650.48
  4. Step 4: Simplify right side
    6,439,322.04x = 31,443,863,650,993.71
  5. Step 5: Solve for x
    x = 31,443,863,650,993.71/6,439,322.04
  6. Step 6: Final answer
    x = 4,883,101.58

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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.