Home / 677,619.43-1,016,320.08-197,734.56

Finding the Fourth Proportional to 677,619.43, 1,016,320.08 and 197,734.56

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Solution

The fourth proportional to 677,619.43, 1,016,320.08 and 197,734.56 is: 296,570.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,619.43 : 1,016,320.08 = 197,734.56 : x
  2. Step 2: Convert to fraction form
    677,619.43/1,016,320.08 = 197,734.56/x
  3. Step 3: Cross multiply
    677,619.43x = 1,016,320.08 × 197,734.56
  4. Step 4: Simplify right side
    677,619.43x = 200,961,603,837.97
  5. Step 5: Solve for x
    x = 200,961,603,837.97/677,619.43
  6. Step 6: Final answer
    x = 296,570.01

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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.