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Finding the Fourth Proportional to 565,716.96, 848,261.16 and 261,779.04

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Solution

The fourth proportional to 565,716.96, 848,261.16 and 261,779.04 is: 392,523.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,716.96 : 848,261.16 = 261,779.04 : x
  2. Step 2: Convert to fraction form
    565,716.96/848,261.16 = 261,779.04/x
  3. Step 3: Cross multiply
    565,716.96x = 848,261.16 × 261,779.04
  4. Step 4: Simplify right side
    565,716.96x = 222,056,992,134.09
  5. Step 5: Solve for x
    x = 222,056,992,134.09/565,716.96
  6. Step 6: Final answer
    x = 392,523.13

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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.