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Finding the Fourth Proportional to 6,622,411.52, 9,952,736.88 and 6,162,652.96

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Solution

The fourth proportional to 6,622,411.52, 9,952,736.88 and 6,162,652.96 is: 9,261,771.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,622,411.52 : 9,952,736.88 = 6,162,652.96 : x
  2. Step 2: Convert to fraction form
    6,622,411.52/9,952,736.88 = 6,162,652.96/x
  3. Step 3: Cross multiply
    6,622,411.52x = 9,952,736.88 × 6,162,652.96
  4. Step 4: Simplify right side
    6,622,411.52x = 61,335,263,393,633.17
  5. Step 5: Solve for x
    x = 61,335,263,393,633.17/6,622,411.52
  6. Step 6: Final answer
    x = 9,261,771.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.