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Finding the Fourth Proportional to 565,433.77, 848,191.83 and 210,447.67

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Solution

The fourth proportional to 565,433.77, 848,191.83 and 210,447.67 is: 315,686.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,433.77 : 848,191.83 = 210,447.67 : x
  2. Step 2: Convert to fraction form
    565,433.77/848,191.83 = 210,447.67/x
  3. Step 3: Cross multiply
    565,433.77x = 848,191.83 × 210,447.67
  4. Step 4: Simplify right side
    565,433.77x = 178,499,994,336.54
  5. Step 5: Solve for x
    x = 178,499,994,336.54/565,433.77
  6. Step 6: Final answer
    x = 315,686.83

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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.