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Finding the Fourth Proportional to 565,987.85, 848,873.42 and 219,771.33

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Solution

The fourth proportional to 565,987.85, 848,873.42 and 219,771.33 is: 329,614.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,987.85 : 848,873.42 = 219,771.33 : x
  2. Step 2: Convert to fraction form
    565,987.85/848,873.42 = 219,771.33/x
  3. Step 3: Cross multiply
    565,987.85x = 848,873.42 × 219,771.33
  4. Step 4: Simplify right side
    565,987.85x = 186,558,037,057.06
  5. Step 5: Solve for x
    x = 186,558,037,057.06/565,987.85
  6. Step 6: Final answer
    x = 329,614.91

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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.