Home / 361,828.89-499,306.28-200,669.67

Finding the Fourth Proportional to 361,828.89, 499,306.28 and 200,669.67

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Solution

The fourth proportional to 361,828.89, 499,306.28 and 200,669.67 is: 276,914.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,828.89 : 499,306.28 = 200,669.67 : x
  2. Step 2: Convert to fraction form
    361,828.89/499,306.28 = 200,669.67/x
  3. Step 3: Cross multiply
    361,828.89x = 499,306.28 × 200,669.67
  4. Step 4: Simplify right side
    361,828.89x = 100,195,625,433.18
  5. Step 5: Solve for x
    x = 100,195,625,433.18/361,828.89
  6. Step 6: Final answer
    x = 276,914.39

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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.