Home / 793,979.56-1,190,876.38-225,410.60

Finding the Fourth Proportional to 793,979.56, 1,190,876.38 and 225,410.60

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Solution

The fourth proportional to 793,979.56, 1,190,876.38 and 225,410.60 is: 338,089.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,979.56 : 1,190,876.38 = 225,410.60 : x
  2. Step 2: Convert to fraction form
    793,979.56/1,190,876.38 = 225,410.60/x
  3. Step 3: Cross multiply
    793,979.56x = 1,190,876.38 × 225,410.60
  4. Step 4: Simplify right side
    793,979.56x = 268,436,159,341.63
  5. Step 5: Solve for x
    x = 268,436,159,341.63/793,979.56
  6. Step 6: Final answer
    x = 338,089.51

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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.