Home / 207,330.94-311,111.02-192,273.30

Finding the Fourth Proportional to 207,330.94, 311,111.02 and 192,273.30

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Solution

The fourth proportional to 207,330.94, 311,111.02 and 192,273.30 is: 288,516.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,330.94 : 311,111.02 = 192,273.30 : x
  2. Step 2: Convert to fraction form
    207,330.94/311,111.02 = 192,273.30/x
  3. Step 3: Cross multiply
    207,330.94x = 311,111.02 × 192,273.30
  4. Step 4: Simplify right side
    207,330.94x = 59,818,342,481.77
  5. Step 5: Solve for x
    x = 59,818,342,481.77/207,330.94
  6. Step 6: Final answer
    x = 288,516.24

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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.