Home / 324,048.12-447,114.81-188,003.26

Finding the Fourth Proportional to 324,048.12, 447,114.81 and 188,003.26

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Solution

The fourth proportional to 324,048.12, 447,114.81 and 188,003.26 is: 259,402.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,048.12 : 447,114.81 = 188,003.26 : x
  2. Step 2: Convert to fraction form
    324,048.12/447,114.81 = 188,003.26/x
  3. Step 3: Cross multiply
    324,048.12x = 447,114.81 × 188,003.26
  4. Step 4: Simplify right side
    324,048.12x = 84,059,041,874.28
  5. Step 5: Solve for x
    x = 84,059,041,874.28/324,048.12
  6. Step 6: Final answer
    x = 259,402.96

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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.