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Finding the Fourth Proportional to 2,836,811.60, 4,255,800.60 and 944,910.80

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Solution

The fourth proportional to 2,836,811.60, 4,255,800.60 and 944,910.80 is: 1,417,560.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836,811.60 : 4,255,800.60 = 944,910.80 : x
  2. Step 2: Convert to fraction form
    2,836,811.60/4,255,800.60 = 944,910.80/x
  3. Step 3: Cross multiply
    2,836,811.60x = 4,255,800.60 × 944,910.80
  4. Step 4: Simplify right side
    2,836,811.60x = 4,021,351,949,586.48
  5. Step 5: Solve for x
    x = 4,021,351,949,586.48/2,836,811.60
  6. Step 6: Final answer
    x = 1,417,560.46

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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.