Home / 450,723.88-621,974.30-246,735.33

Finding the Fourth Proportional to 450,723.88, 621,974.30 and 246,735.33

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Solution

The fourth proportional to 450,723.88, 621,974.30 and 246,735.33 is: 340,481.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,723.88 : 621,974.30 = 246,735.33 : x
  2. Step 2: Convert to fraction form
    450,723.88/621,974.30 = 246,735.33/x
  3. Step 3: Cross multiply
    450,723.88x = 621,974.30 × 246,735.33
  4. Step 4: Simplify right side
    450,723.88x = 153,463,034,094.54
  5. Step 5: Solve for x
    x = 153,463,034,094.54/450,723.88
  6. Step 6: Final answer
    x = 340,481.26

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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.