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Finding the Fourth Proportional to 605,364.12, 835,408.14 and 333,433.02

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Solution

The fourth proportional to 605,364.12, 835,408.14 and 333,433.02 is: 460,140.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,364.12 : 835,408.14 = 333,433.02 : x
  2. Step 2: Convert to fraction form
    605,364.12/835,408.14 = 333,433.02/x
  3. Step 3: Cross multiply
    605,364.12x = 835,408.14 × 333,433.02
  4. Step 4: Simplify right side
    605,364.12x = 278,552,659,052.78
  5. Step 5: Solve for x
    x = 278,552,659,052.78/605,364.12
  6. Step 6: Final answer
    x = 460,140.68

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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.