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Finding the Fourth Proportional to 605,556.14, 835,663.57 and 333,617.74

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Solution

The fourth proportional to 605,556.14, 835,663.57 and 333,617.74 is: 460,390.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,556.14 : 835,663.57 = 333,617.74 : x
  2. Step 2: Convert to fraction form
    605,556.14/835,663.57 = 333,617.74/x
  3. Step 3: Cross multiply
    605,556.14x = 835,663.57 × 333,617.74
  4. Step 4: Simplify right side
    605,556.14x = 278,792,188,700.53
  5. Step 5: Solve for x
    x = 278,792,188,700.53/605,556.14
  6. Step 6: Final answer
    x = 460,390.33

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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.