Home / 793,921.20-1,190,881.80-557,530.80

Finding the Fourth Proportional to 793,921.20, 1,190,881.80 and 557,530.80

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Solution

The fourth proportional to 793,921.20, 1,190,881.80 and 557,530.80 is: 836,296.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,921.20 : 1,190,881.80 = 557,530.80 : x
  2. Step 2: Convert to fraction form
    793,921.20/1,190,881.80 = 557,530.80/x
  3. Step 3: Cross multiply
    793,921.20x = 1,190,881.80 × 557,530.80
  4. Step 4: Simplify right side
    793,921.20x = 663,953,282,659.44
  5. Step 5: Solve for x
    x = 663,953,282,659.44/793,921.20
  6. Step 6: Final answer
    x = 836,296.20

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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.