Home / 789,519.60-1,182,918.60-367,930.80

Finding the Fourth Proportional to 789,519.60, 1,182,918.60 and 367,930.80

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Solution

The fourth proportional to 789,519.60, 1,182,918.60 and 367,930.80 is: 551,262.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,519.60 : 1,182,918.60 = 367,930.80 : x
  2. Step 2: Convert to fraction form
    789,519.60/1,182,918.60 = 367,930.80/x
  3. Step 3: Cross multiply
    789,519.60x = 1,182,918.60 × 367,930.80
  4. Step 4: Simplify right side
    789,519.60x = 435,232,186,832.88
  5. Step 5: Solve for x
    x = 435,232,186,832.88/789,519.60
  6. Step 6: Final answer
    x = 551,262.04

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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.