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Finding the Fourth Proportional to 8,795,692.80, 13,193,101.80 and 4,536,291.60

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Solution

The fourth proportional to 8,795,692.80, 13,193,101.80 and 4,536,291.60 is: 6,804,211.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795,692.80 : 13,193,101.80 = 4,536,291.60 : x
  2. Step 2: Convert to fraction form
    8,795,692.80/13,193,101.80 = 4,536,291.60/x
  3. Step 3: Cross multiply
    8,795,692.80x = 13,193,101.80 × 4,536,291.60
  4. Step 4: Simplify right side
    8,795,692.80x = 59,847,756,873,284.88
  5. Step 5: Solve for x
    x = 59,847,756,873,284.88/8,795,692.80
  6. Step 6: Final answer
    x = 6,804,211.82

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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.