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Finding the Fourth Proportional to 565,913.60, 848,624.64 and 171,837.44

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Solution

The fourth proportional to 565,913.60, 848,624.64 and 171,837.44 is: 257,681.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,913.60 : 848,624.64 = 171,837.44 : x
  2. Step 2: Convert to fraction form
    565,913.60/848,624.64 = 171,837.44/x
  3. Step 3: Cross multiply
    565,913.60x = 848,624.64 × 171,837.44
  4. Step 4: Simplify right side
    565,913.60x = 145,825,485,658.52
  5. Step 5: Solve for x
    x = 145,825,485,658.52/565,913.60
  6. Step 6: Final answer
    x = 257,681.54

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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.