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Finding the Fourth Proportional to 603,048.58, 904,671.15 and 203,713.18

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Solution

The fourth proportional to 603,048.58, 904,671.15 and 203,713.18 is: 305,602.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,048.58 : 904,671.15 = 203,713.18 : x
  2. Step 2: Convert to fraction form
    603,048.58/904,671.15 = 203,713.18/x
  3. Step 3: Cross multiply
    603,048.58x = 904,671.15 × 203,713.18
  4. Step 4: Simplify right side
    603,048.58x = 184,293,436,820.76
  5. Step 5: Solve for x
    x = 184,293,436,820.76/603,048.58
  6. Step 6: Final answer
    x = 305,602.97

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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.