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Finding the Fourth Proportional to 569,668.78, 854,561.73 and 214,981.42

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Solution

The fourth proportional to 569,668.78, 854,561.73 and 214,981.42 is: 322,494.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,668.78 : 854,561.73 = 214,981.42 : x
  2. Step 2: Convert to fraction form
    569,668.78/854,561.73 = 214,981.42/x
  3. Step 3: Cross multiply
    569,668.78x = 854,561.73 × 214,981.42
  4. Step 4: Simplify right side
    569,668.78x = 183,714,894,193.06
  5. Step 5: Solve for x
    x = 183,714,894,193.06/569,668.78
  6. Step 6: Final answer
    x = 322,494.23

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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.