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Finding the Fourth Proportional to 227,559.80, 341,339.70 and 202,190.60

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Solution

The fourth proportional to 227,559.80, 341,339.70 and 202,190.60 is: 303,285.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,559.80 : 341,339.70 = 202,190.60 : x
  2. Step 2: Convert to fraction form
    227,559.80/341,339.70 = 202,190.60/x
  3. Step 3: Cross multiply
    227,559.80x = 341,339.70 × 202,190.60
  4. Step 4: Simplify right side
    227,559.80x = 69,015,678,746.82
  5. Step 5: Solve for x
    x = 69,015,678,746.82/227,559.80
  6. Step 6: Final answer
    x = 303,285.90

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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.