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Finding the Fourth Proportional to 5,859,824.80, 8,792,361.60 and 2,663,305.60

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Solution

The fourth proportional to 5,859,824.80, 8,792,361.60 and 2,663,305.60 is: 3,996,151.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,859,824.80 : 8,792,361.60 = 2,663,305.60 : x
  2. Step 2: Convert to fraction form
    5,859,824.80/8,792,361.60 = 2,663,305.60/x
  3. Step 3: Cross multiply
    5,859,824.80x = 8,792,361.60 × 2,663,305.60
  4. Step 4: Simplify right side
    5,859,824.80x = 23,416,745,886,504.96
  5. Step 5: Solve for x
    x = 23,416,745,886,504.96/5,859,824.80
  6. Step 6: Final answer
    x = 3,996,151.20

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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.