Home / 294,443.70-406,334.28-167,121.42

Finding the Fourth Proportional to 294,443.70, 406,334.28 and 167,121.42

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Solution

The fourth proportional to 294,443.70, 406,334.28 and 167,121.42 is: 230,628.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,443.70 : 406,334.28 = 167,121.42 : x
  2. Step 2: Convert to fraction form
    294,443.70/406,334.28 = 167,121.42/x
  3. Step 3: Cross multiply
    294,443.70x = 406,334.28 × 167,121.42
  4. Step 4: Simplify right side
    294,443.70x = 67,907,161,868.28
  5. Step 5: Solve for x
    x = 67,907,161,868.28/294,443.70
  6. Step 6: Final answer
    x = 230,628.68

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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.