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Finding the Fourth Proportional to 533,800.65, 800,710.26 and 196,667.77

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Solution

The fourth proportional to 533,800.65, 800,710.26 and 196,667.77 is: 295,005.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,800.65 : 800,710.26 = 196,667.77 : x
  2. Step 2: Convert to fraction form
    533,800.65/800,710.26 = 196,667.77/x
  3. Step 3: Cross multiply
    533,800.65x = 800,710.26 × 196,667.77
  4. Step 4: Simplify right side
    533,800.65x = 157,473,896,263.43
  5. Step 5: Solve for x
    x = 157,473,896,263.43/533,800.65
  6. Step 6: Final answer
    x = 295,005.07

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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.