Home / 281,586.58-388,278.16-179,450.34

Finding the Fourth Proportional to 281,586.58, 388,278.16 and 179,450.34

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Solution

The fourth proportional to 281,586.58, 388,278.16 and 179,450.34 is: 247,443.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,586.58 : 388,278.16 = 179,450.34 : x
  2. Step 2: Convert to fraction form
    281,586.58/388,278.16 = 179,450.34/x
  3. Step 3: Cross multiply
    281,586.58x = 388,278.16 × 179,450.34
  4. Step 4: Simplify right side
    281,586.58x = 69,676,645,921.91
  5. Step 5: Solve for x
    x = 69,676,645,921.91/281,586.58
  6. Step 6: Final answer
    x = 247,443.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.