Home / 722,979.60-1,083,691.80-273,526.80

Finding the Fourth Proportional to 722,979.60, 1,083,691.80 and 273,526.80

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Solution

The fourth proportional to 722,979.60, 1,083,691.80 and 273,526.80 is: 409,996.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,979.60 : 1,083,691.80 = 273,526.80 : x
  2. Step 2: Convert to fraction form
    722,979.60/1,083,691.80 = 273,526.80/x
  3. Step 3: Cross multiply
    722,979.60x = 1,083,691.80 × 273,526.80
  4. Step 4: Simplify right side
    722,979.60x = 296,418,750,240.24
  5. Step 5: Solve for x
    x = 296,418,750,240.24/722,979.60
  6. Step 6: Final answer
    x = 409,996.01

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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.