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Finding the Fourth Proportional to 605,412.22, 835,458.65 and 333,505.55

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Solution

The fourth proportional to 605,412.22, 835,458.65 and 333,505.55 is: 460,232.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,412.22 : 835,458.65 = 333,505.55 : x
  2. Step 2: Convert to fraction form
    605,412.22/835,458.65 = 333,505.55/x
  3. Step 3: Cross multiply
    605,412.22x = 835,458.65 × 333,505.55
  4. Step 4: Simplify right side
    605,412.22x = 278,630,093,226.98
  5. Step 5: Solve for x
    x = 278,630,093,226.98/605,412.22
  6. Step 6: Final answer
    x = 460,232.03

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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.