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Finding the Fourth Proportional to 446,401.83, 668,902.91 and 379,567.11

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Solution

The fourth proportional to 446,401.83, 668,902.91 and 379,567.11 is: 568,755.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,401.83 : 668,902.91 = 379,567.11 : x
  2. Step 2: Convert to fraction form
    446,401.83/668,902.91 = 379,567.11/x
  3. Step 3: Cross multiply
    446,401.83x = 668,902.91 × 379,567.11
  4. Step 4: Simplify right side
    446,401.83x = 253,893,547,164.91
  5. Step 5: Solve for x
    x = 253,893,547,164.91/446,401.83
  6. Step 6: Final answer
    x = 568,755.61

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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.