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Finding the Fourth Proportional to 533,775.56, 800,777.56 and 196,817.18

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Solution

The fourth proportional to 533,775.56, 800,777.56 and 196,817.18 is: 295,267.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,775.56 : 800,777.56 = 196,817.18 : x
  2. Step 2: Convert to fraction form
    533,775.56/800,777.56 = 196,817.18/x
  3. Step 3: Cross multiply
    533,775.56x = 800,777.56 × 196,817.18
  4. Step 4: Simplify right side
    533,775.56x = 157,606,781,166.48
  5. Step 5: Solve for x
    x = 157,606,781,166.48/533,775.56
  6. Step 6: Final answer
    x = 295,267.89

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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.