Home / 492,283.20-738,206.10-192,664.20

Finding the Fourth Proportional to 492,283.20, 738,206.10 and 192,664.20

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Solution

The fourth proportional to 492,283.20, 738,206.10 and 192,664.20 is: 288,910.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,283.20 : 738,206.10 = 192,664.20 : x
  2. Step 2: Convert to fraction form
    492,283.20/738,206.10 = 192,664.20/x
  3. Step 3: Cross multiply
    492,283.20x = 738,206.10 × 192,664.20
  4. Step 4: Simplify right side
    492,283.20x = 142,225,887,691.62
  5. Step 5: Solve for x
    x = 142,225,887,691.62/492,283.20
  6. Step 6: Final answer
    x = 288,910.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.