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Finding the Fourth Proportional to 450,747.60, 622,012.43 and 246,794.82

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Solution

The fourth proportional to 450,747.60, 622,012.43 and 246,794.82 is: 340,566.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,747.60 : 622,012.43 = 246,794.82 : x
  2. Step 2: Convert to fraction form
    450,747.60/622,012.43 = 246,794.82/x
  3. Step 3: Cross multiply
    450,747.60x = 622,012.43 × 246,794.82
  4. Step 4: Simplify right side
    450,747.60x = 153,509,444,465.64
  5. Step 5: Solve for x
    x = 153,509,444,465.64/450,747.60
  6. Step 6: Final answer
    x = 340,566.30

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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.