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Finding the Fourth Proportional to 450,745.46, 622,009.52 and 246,792.68

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Solution

The fourth proportional to 450,745.46, 622,009.52 and 246,792.68 is: 340,563.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,745.46 : 622,009.52 = 246,792.68 : x
  2. Step 2: Convert to fraction form
    450,745.46/622,009.52 = 246,792.68/x
  3. Step 3: Cross multiply
    450,745.46x = 622,009.52 × 246,792.68
  4. Step 4: Simplify right side
    450,745.46x = 153,507,396,426.31
  5. Step 5: Solve for x
    x = 153,507,396,426.31/450,745.46
  6. Step 6: Final answer
    x = 340,563.38

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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.