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Finding the Fourth Proportional to 450,798.75, 622,103.22 and 244,069.20

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Solution

The fourth proportional to 450,798.75, 622,103.22 and 244,069.20 is: 336,816.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,798.75 : 622,103.22 = 244,069.20 : x
  2. Step 2: Convert to fraction form
    450,798.75/622,103.22 = 244,069.20/x
  3. Step 3: Cross multiply
    450,798.75x = 622,103.22 × 244,069.20
  4. Step 4: Simplify right side
    450,798.75x = 151,836,235,222.82
  5. Step 5: Solve for x
    x = 151,836,235,222.82/450,798.75
  6. Step 6: Final answer
    x = 336,816.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.