Home / 262,931.46-394,747.44-177,828.12

Finding the Fourth Proportional to 262,931.46, 394,747.44 and 177,828.12

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Solution

The fourth proportional to 262,931.46, 394,747.44 and 177,828.12 is: 266,979.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,931.46 : 394,747.44 = 177,828.12 : x
  2. Step 2: Convert to fraction form
    262,931.46/394,747.44 = 177,828.12/x
  3. Step 3: Cross multiply
    262,931.46x = 394,747.44 × 177,828.12
  4. Step 4: Simplify right side
    262,931.46x = 70,197,195,130.01
  5. Step 5: Solve for x
    x = 70,197,195,130.01/262,931.46
  6. Step 6: Final answer
    x = 266,979.06

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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.