Home / 548,034.15-821,961.59-192,964.71

Finding the Fourth Proportional to 548,034.15, 821,961.59 and 192,964.71

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Solution

The fourth proportional to 548,034.15, 821,961.59 and 192,964.71 is: 289,415.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,034.15 : 821,961.59 = 192,964.71 : x
  2. Step 2: Convert to fraction form
    548,034.15/821,961.59 = 192,964.71/x
  3. Step 3: Cross multiply
    548,034.15x = 821,961.59 × 192,964.71
  4. Step 4: Simplify right side
    548,034.15x = 158,609,578,880.67
  5. Step 5: Solve for x
    x = 158,609,578,880.67/548,034.15
  6. Step 6: Final answer
    x = 289,415.50

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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.