Home / 548,035.15-821,963.07-192,965.71

Finding the Fourth Proportional to 548,035.15, 821,963.07 and 192,965.71

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Solution

The fourth proportional to 548,035.15, 821,963.07 and 192,965.71 is: 289,417.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,035.15 : 821,963.07 = 192,965.71 : x
  2. Step 2: Convert to fraction form
    548,035.15/821,963.07 = 192,965.71/x
  3. Step 3: Cross multiply
    548,035.15x = 821,963.07 × 192,965.71
  4. Step 4: Simplify right side
    548,035.15x = 158,610,687,396.33
  5. Step 5: Solve for x
    x = 158,610,687,396.33/548,035.15
  6. Step 6: Final answer
    x = 289,417.00

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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.