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Finding the Fourth Proportional to 595,514.78, 821,808.74 and 323,583.62

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Solution

The fourth proportional to 595,514.78, 821,808.74 and 323,583.62 is: 446,544.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,514.78 : 821,808.74 = 323,583.62 : x
  2. Step 2: Convert to fraction form
    595,514.78/821,808.74 = 323,583.62/x
  3. Step 3: Cross multiply
    595,514.78x = 821,808.74 × 323,583.62
  4. Step 4: Simplify right side
    595,514.78x = 265,923,841,309.88
  5. Step 5: Solve for x
    x = 265,923,841,309.88/595,514.78
  6. Step 6: Final answer
    x = 446,544.49

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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.