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Finding the Fourth Proportional to 603,027.91, 904,561.85 and 303,345.19

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Solution

The fourth proportional to 603,027.91, 904,561.85 and 303,345.19 is: 455,027.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,027.91 : 904,561.85 = 303,345.19 : x
  2. Step 2: Convert to fraction form
    603,027.91/904,561.85 = 303,345.19/x
  3. Step 3: Cross multiply
    603,027.91x = 904,561.85 × 303,345.19
  4. Step 4: Simplify right side
    603,027.91x = 274,394,486,255.00
  5. Step 5: Solve for x
    x = 274,394,486,255.00/603,027.91
  6. Step 6: Final answer
    x = 455,027.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.