Home / 294,738.24-406,728-173,884.80

Finding the Fourth Proportional to 294,738.24, 406,728 and 173,884.80

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Solution

The fourth proportional to 294,738.24, 406,728 and 173,884.80 is: 239,954.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,738.24 : 406,728 = 173,884.80 : x
  2. Step 2: Convert to fraction form
    294,738.24/406,728 = 173,884.80/x
  3. Step 3: Cross multiply
    294,738.24x = 406,728 × 173,884.80
  4. Step 4: Simplify right side
    294,738.24x = 70,723,816,934.40
  5. Step 5: Solve for x
    x = 70,723,816,934.40/294,738.24
  6. Step 6: Final answer
    x = 239,954.67

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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.