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Finding the Fourth Proportional to 965,937.60, 1,448,906.40 and 949,348.80

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Solution

The fourth proportional to 965,937.60, 1,448,906.40 and 949,348.80 is: 1,424,023.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,937.60 : 1,448,906.40 = 949,348.80 : x
  2. Step 2: Convert to fraction form
    965,937.60/1,448,906.40 = 949,348.80/x
  3. Step 3: Cross multiply
    965,937.60x = 1,448,906.40 × 949,348.80
  4. Step 4: Simplify right side
    965,937.60x = 1,375,517,552,152.32
  5. Step 5: Solve for x
    x = 1,375,517,552,152.32/965,937.60
  6. Step 6: Final answer
    x = 1,424,023.20

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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.