Home / 677,921.67-1,016,497.13-523,993.19

Finding the Fourth Proportional to 677,921.67, 1,016,497.13 and 523,993.19

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Solution

The fourth proportional to 677,921.67, 1,016,497.13 and 523,993.19 is: 785,691.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,921.67 : 1,016,497.13 = 523,993.19 : x
  2. Step 2: Convert to fraction form
    677,921.67/1,016,497.13 = 523,993.19/x
  3. Step 3: Cross multiply
    677,921.67x = 1,016,497.13 × 523,993.19
  4. Step 4: Simplify right side
    677,921.67x = 532,637,566,072.09
  5. Step 5: Solve for x
    x = 532,637,566,072.09/677,921.67
  6. Step 6: Final answer
    x = 785,691.90

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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.