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Finding the Fourth Proportional to 605,403.56, 835,462.68 and 333,472.62

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Solution

The fourth proportional to 605,403.56, 835,462.68 and 333,472.62 is: 460,195.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,403.56 : 835,462.68 = 333,472.62 : x
  2. Step 2: Convert to fraction form
    605,403.56/835,462.68 = 333,472.62/x
  3. Step 3: Cross multiply
    605,403.56x = 835,462.68 × 333,472.62
  4. Step 4: Simplify right side
    605,403.56x = 278,603,928,811.82
  5. Step 5: Solve for x
    x = 278,603,928,811.82/605,403.56
  6. Step 6: Final answer
    x = 460,195.39

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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.