Home / 494,943.34-682,668.97-454,238.67

Finding the Fourth Proportional to 494,943.34, 682,668.97 and 454,238.67

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Solution

The fourth proportional to 494,943.34, 682,668.97 and 454,238.67 is: 626,525.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,943.34 : 682,668.97 = 454,238.67 : x
  2. Step 2: Convert to fraction form
    494,943.34/682,668.97 = 454,238.67/x
  3. Step 3: Cross multiply
    494,943.34x = 682,668.97 × 454,238.67
  4. Step 4: Simplify right side
    494,943.34x = 310,094,642,711.88
  5. Step 5: Solve for x
    x = 310,094,642,711.88/494,943.34
  6. Step 6: Final answer
    x = 626,525.55

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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.