Home / 677,451.16-1,016,077.80-197,550.01

Finding the Fourth Proportional to 677,451.16, 1,016,077.80 and 197,550.01

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Solution

The fourth proportional to 677,451.16, 1,016,077.80 and 197,550.01 is: 296,296.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,451.16 : 1,016,077.80 = 197,550.01 : x
  2. Step 2: Convert to fraction form
    677,451.16/1,016,077.80 = 197,550.01/x
  3. Step 3: Cross multiply
    677,451.16x = 1,016,077.80 × 197,550.01
  4. Step 4: Simplify right side
    677,451.16x = 200,726,174,470.39
  5. Step 5: Solve for x
    x = 200,726,174,470.39/677,451.16
  6. Step 6: Final answer
    x = 296,296.16

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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.