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Finding the Fourth Proportional to 488,514.26, 733,894.06 and 346,711.62

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Solution

The fourth proportional to 488,514.26, 733,894.06 and 346,711.62 is: 520,864.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,514.26 : 733,894.06 = 346,711.62 : x
  2. Step 2: Convert to fraction form
    488,514.26/733,894.06 = 346,711.62/x
  3. Step 3: Cross multiply
    488,514.26x = 733,894.06 × 346,711.62
  4. Step 4: Simplify right side
    488,514.26x = 254,449,598,450.98
  5. Step 5: Solve for x
    x = 254,449,598,450.98/488,514.26
  6. Step 6: Final answer
    x = 520,864.22

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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.