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Finding the Fourth Proportional to 203,500.96, 305,303.36 and 63,260.80

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Solution

The fourth proportional to 203,500.96, 305,303.36 and 63,260.80 is: 94,907.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,500.96 : 305,303.36 = 63,260.80 : x
  2. Step 2: Convert to fraction form
    203,500.96/305,303.36 = 63,260.80/x
  3. Step 3: Cross multiply
    203,500.96x = 305,303.36 × 63,260.80
  4. Step 4: Simplify right side
    203,500.96x = 19,313,734,796.29
  5. Step 5: Solve for x
    x = 19,313,734,796.29/203,500.96
  6. Step 6: Final answer
    x = 94,907.34

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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.