Home / 727,099.52-1,091,147.39-253,784.84

Finding the Fourth Proportional to 727,099.52, 1,091,147.39 and 253,784.84

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Solution

The fourth proportional to 727,099.52, 1,091,147.39 and 253,784.84 is: 380,851.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,099.52 : 1,091,147.39 = 253,784.84 : x
  2. Step 2: Convert to fraction form
    727,099.52/1,091,147.39 = 253,784.84/x
  3. Step 3: Cross multiply
    727,099.52x = 1,091,147.39 × 253,784.84
  4. Step 4: Simplify right side
    727,099.52x = 276,916,659,062.91
  5. Step 5: Solve for x
    x = 276,916,659,062.91/727,099.52
  6. Step 6: Final answer
    x = 380,851.11

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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.