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Finding the Fourth Proportional to 6,109,807.69, 8,430,597.34 and 3,530,990.44

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Solution

The fourth proportional to 6,109,807.69, 8,430,597.34 and 3,530,990.44 is: 4,872,225.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,109,807.69 : 8,430,597.34 = 3,530,990.44 : x
  2. Step 2: Convert to fraction form
    6,109,807.69/8,430,597.34 = 3,530,990.44/x
  3. Step 3: Cross multiply
    6,109,807.69x = 8,430,597.34 × 3,530,990.44
  4. Step 4: Simplify right side
    6,109,807.69x = 29,768,358,611,029.43
  5. Step 5: Solve for x
    x = 29,768,358,611,029.43/6,109,807.69
  6. Step 6: Final answer
    x = 4,872,225.14

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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.