Home / 677,716.81-1,016,582.52-204,406.27

Finding the Fourth Proportional to 677,716.81, 1,016,582.52 and 204,406.27

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Solution

The fourth proportional to 677,716.81, 1,016,582.52 and 204,406.27 is: 306,611.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,716.81 : 1,016,582.52 = 204,406.27 : x
  2. Step 2: Convert to fraction form
    677,716.81/1,016,582.52 = 204,406.27/x
  3. Step 3: Cross multiply
    677,716.81x = 1,016,582.52 × 204,406.27
  4. Step 4: Simplify right side
    677,716.81x = 207,795,841,060.40
  5. Step 5: Solve for x
    x = 207,795,841,060.40/677,716.81
  6. Step 6: Final answer
    x = 306,611.61

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1.5x scale

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.