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Finding the Fourth Proportional to 603,803.04, 833,230.58 and 345,671.43

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Solution

The fourth proportional to 603,803.04, 833,230.58 and 345,671.43 is: 477,016.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,803.04 : 833,230.58 = 345,671.43 : x
  2. Step 2: Convert to fraction form
    603,803.04/833,230.58 = 345,671.43/x
  3. Step 3: Cross multiply
    603,803.04x = 833,230.58 × 345,671.43
  4. Step 4: Simplify right side
    603,803.04x = 288,024,004,379.97
  5. Step 5: Solve for x
    x = 288,024,004,379.97/603,803.04
  6. Step 6: Final answer
    x = 477,016.49

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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.