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Finding the Fourth Proportional to 29,694,464.40, 44,541,696.60 and 19,490,797.20

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Solution

The fourth proportional to 29,694,464.40, 44,541,696.60 and 19,490,797.20 is: 29,236,195.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,694,464.40 : 44,541,696.60 = 19,490,797.20 : x
  2. Step 2: Convert to fraction form
    29,694,464.40/44,541,696.60 = 19,490,797.20/x
  3. Step 3: Cross multiply
    29,694,464.40x = 44,541,696.60 × 19,490,797.20
  4. Step 4: Simplify right side
    29,694,464.40x = 868,153,175,374,529.50
  5. Step 5: Solve for x
    x = 868,153,175,374,529.50/29,694,464.40
  6. Step 6: Final answer
    x = 29,236,195.80

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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.