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Finding the Fourth Proportional to 603,010.60, 904,602.30 and 203,669.80

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Solution

The fourth proportional to 603,010.60, 904,602.30 and 203,669.80 is: 305,533.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,010.60 : 904,602.30 = 203,669.80 : x
  2. Step 2: Convert to fraction form
    603,010.60/904,602.30 = 203,669.80/x
  3. Step 3: Cross multiply
    603,010.60x = 904,602.30 × 203,669.80
  4. Step 4: Simplify right side
    603,010.60x = 184,240,169,520.54
  5. Step 5: Solve for x
    x = 184,240,169,520.54/603,010.60
  6. Step 6: Final answer
    x = 305,533.88

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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.