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Finding the Fourth Proportional to 603,234.08, 832,430.04 and 331,337.60

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Solution

The fourth proportional to 603,234.08, 832,430.04 and 331,337.60 is: 457,227.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,234.08 : 832,430.04 = 331,337.60 : x
  2. Step 2: Convert to fraction form
    603,234.08/832,430.04 = 331,337.60/x
  3. Step 3: Cross multiply
    603,234.08x = 832,430.04 × 331,337.60
  4. Step 4: Simplify right side
    603,234.08x = 275,815,371,621.50
  5. Step 5: Solve for x
    x = 275,815,371,621.50/603,234.08
  6. Step 6: Final answer
    x = 457,227.77

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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.