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Finding the Fourth Proportional to 6,651,225.60, 9,965,028.60 and 6,226,072.80

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Solution

The fourth proportional to 6,651,225.60, 9,965,028.60 and 6,226,072.80 is: 9,328,054.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,651,225.60 : 9,965,028.60 = 6,226,072.80 : x
  2. Step 2: Convert to fraction form
    6,651,225.60/9,965,028.60 = 6,226,072.80/x
  3. Step 3: Cross multiply
    6,651,225.60x = 9,965,028.60 × 6,226,072.80
  4. Step 4: Simplify right side
    6,651,225.60x = 62,042,993,517,682.08
  5. Step 5: Solve for x
    x = 62,042,993,517,682.08/6,651,225.60
  6. Step 6: Final answer
    x = 9,328,054.29

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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.