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Finding the Fourth Proportional to 605,170.86, 835,102.65 and 333,187.08

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Solution

The fourth proportional to 605,170.86, 835,102.65 and 333,187.08 is: 459,779.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,170.86 : 835,102.65 = 333,187.08 : x
  2. Step 2: Convert to fraction form
    605,170.86/835,102.65 = 333,187.08/x
  3. Step 3: Cross multiply
    605,170.86x = 835,102.65 × 333,187.08
  4. Step 4: Simplify right side
    605,170.86x = 278,245,413,453.76
  5. Step 5: Solve for x
    x = 278,245,413,453.76/605,170.86
  6. Step 6: Final answer
    x = 459,779.93

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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.