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Finding the Fourth Proportional to 605,314.88, 835,301.78 and 333,329.62

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Solution

The fourth proportional to 605,314.88, 835,301.78 and 333,329.62 is: 459,976.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,314.88 : 835,301.78 = 333,329.62 : x
  2. Step 2: Convert to fraction form
    605,314.88/835,301.78 = 333,329.62/x
  3. Step 3: Cross multiply
    605,314.88x = 835,301.78 × 333,329.62
  4. Step 4: Simplify right side
    605,314.88x = 278,430,822,407.81
  5. Step 5: Solve for x
    x = 278,430,822,407.81/605,314.88
  6. Step 6: Final answer
    x = 459,976.83

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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.