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Finding the Fourth Proportional to 533,357.77, 800,037.44 and 217,814.69

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Solution

The fourth proportional to 533,357.77, 800,037.44 and 217,814.69 is: 326,722.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,357.77 : 800,037.44 = 217,814.69 : x
  2. Step 2: Convert to fraction form
    533,357.77/800,037.44 = 217,814.69/x
  3. Step 3: Cross multiply
    533,357.77x = 800,037.44 × 217,814.69
  4. Step 4: Simplify right side
    533,357.77x = 174,259,906,981.99
  5. Step 5: Solve for x
    x = 174,259,906,981.99/533,357.77
  6. Step 6: Final answer
    x = 326,722.36

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1.5x scale

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.