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Finding the Fourth Proportional to 605,355.93, 835,396.84 and 333,424.81

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Solution

The fourth proportional to 605,355.93, 835,396.84 and 333,424.81 is: 460,129.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,355.93 : 835,396.84 = 333,424.81 : x
  2. Step 2: Convert to fraction form
    605,355.93/835,396.84 = 333,424.81/x
  3. Step 3: Cross multiply
    605,355.93x = 835,396.84 × 333,424.81
  4. Step 4: Simplify right side
    605,355.93x = 278,542,034,112.63
  5. Step 5: Solve for x
    x = 278,542,034,112.63/605,355.93
  6. Step 6: Final answer
    x = 460,129.36

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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.