Home / 451,784.54-677,883.58-195,695.36

Finding the Fourth Proportional to 451,784.54, 677,883.58 and 195,695.36

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Solution

The fourth proportional to 451,784.54, 677,883.58 and 195,695.36 is: 293,632.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,784.54 : 677,883.58 = 195,695.36 : x
  2. Step 2: Convert to fraction form
    451,784.54/677,883.58 = 195,695.36/x
  3. Step 3: Cross multiply
    451,784.54x = 677,883.58 × 195,695.36
  4. Step 4: Simplify right side
    451,784.54x = 132,658,670,990.38
  5. Step 5: Solve for x
    x = 132,658,670,990.38/451,784.54
  6. Step 6: Final answer
    x = 293,632.61

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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.