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Finding the Fourth Proportional to 5,904,682.80, 8,851,451.40 and 3,205,028.40

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Solution

The fourth proportional to 5,904,682.80, 8,851,451.40 and 3,205,028.40 is: 4,804,517.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,904,682.80 : 8,851,451.40 = 3,205,028.40 : x
  2. Step 2: Convert to fraction form
    5,904,682.80/8,851,451.40 = 3,205,028.40/x
  3. Step 3: Cross multiply
    5,904,682.80x = 8,851,451.40 × 3,205,028.40
  4. Step 4: Simplify right side
    5,904,682.80x = 28,369,153,118,219.76
  5. Step 5: Solve for x
    x = 28,369,153,118,219.76/5,904,682.80
  6. Step 6: Final answer
    x = 4,804,517.72

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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.