Home / 605,766.23-835,960.69-347,622.62

Finding the Fourth Proportional to 605,766.23, 835,960.69 and 347,622.62

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Solution

The fourth proportional to 605,766.23, 835,960.69 and 347,622.62 is: 479,721.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,766.23 : 835,960.69 = 347,622.62 : x
  2. Step 2: Convert to fraction form
    605,766.23/835,960.69 = 347,622.62/x
  3. Step 3: Cross multiply
    605,766.23x = 835,960.69 × 347,622.62
  4. Step 4: Simplify right side
    605,766.23x = 290,598,846,495.65
  5. Step 5: Solve for x
    x = 290,598,846,495.65/605,766.23
  6. Step 6: Final answer
    x = 479,721.11

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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.