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Finding the Fourth Proportional to 333,103.26, 459,671.04 and 189,909.42

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Solution

The fourth proportional to 333,103.26, 459,671.04 and 189,909.42 is: 262,068.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,103.26 : 459,671.04 = 189,909.42 : x
  2. Step 2: Convert to fraction form
    333,103.26/459,671.04 = 189,909.42/x
  3. Step 3: Cross multiply
    333,103.26x = 459,671.04 × 189,909.42
  4. Step 4: Simplify right side
    333,103.26x = 87,295,860,597.20
  5. Step 5: Solve for x
    x = 87,295,860,597.20/333,103.26
  6. Step 6: Final answer
    x = 262,068.47

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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.