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Finding the Fourth Proportional to 603,057.56, 904,690.62 and 203,701.23

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Solution

The fourth proportional to 603,057.56, 904,690.62 and 203,701.23 is: 305,587.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,057.56 : 904,690.62 = 203,701.23 : x
  2. Step 2: Convert to fraction form
    603,057.56/904,690.62 = 203,701.23/x
  3. Step 3: Cross multiply
    603,057.56x = 904,690.62 × 203,701.23
  4. Step 4: Simplify right side
    603,057.56x = 184,286,592,063.46
  5. Step 5: Solve for x
    x = 184,286,592,063.46/603,057.56
  6. Step 6: Final answer
    x = 305,587.07

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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.