Home / 785,558.81-1,084,163.64-441,395.48

Finding the Fourth Proportional to 785,558.81, 1,084,163.64 and 441,395.48

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Solution

The fourth proportional to 785,558.81, 1,084,163.64 and 441,395.48 is: 609,177.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,558.81 : 1,084,163.64 = 441,395.48 : x
  2. Step 2: Convert to fraction form
    785,558.81/1,084,163.64 = 441,395.48/x
  3. Step 3: Cross multiply
    785,558.81x = 1,084,163.64 × 441,395.48
  4. Step 4: Simplify right side
    785,558.81x = 478,544,930,276.35
  5. Step 5: Solve for x
    x = 478,544,930,276.35/785,558.81
  6. Step 6: Final answer
    x = 609,177.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.