Home / 965,843.60-1,449,802.20-545,939.60

Finding the Fourth Proportional to 965,843.60, 1,449,802.20 and 545,939.60

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Solution

The fourth proportional to 965,843.60, 1,449,802.20 and 545,939.60 is: 819,495.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,843.60 : 1,449,802.20 = 545,939.60 : x
  2. Step 2: Convert to fraction form
    965,843.60/1,449,802.20 = 545,939.60/x
  3. Step 3: Cross multiply
    965,843.60x = 1,449,802.20 × 545,939.60
  4. Step 4: Simplify right side
    965,843.60x = 791,504,433,147.12
  5. Step 5: Solve for x
    x = 791,504,433,147.12/965,843.60
  6. Step 6: Final answer
    x = 819,495.45

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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.