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Finding the Fourth Proportional to 324,844.40, 486,575.40 and 269,548.40

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Solution

The fourth proportional to 324,844.40, 486,575.40 and 269,548.40 is: 403,749.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,844.40 : 486,575.40 = 269,548.40 : x
  2. Step 2: Convert to fraction form
    324,844.40/486,575.40 = 269,548.40/x
  3. Step 3: Cross multiply
    324,844.40x = 486,575.40 × 269,548.40
  4. Step 4: Simplify right side
    324,844.40x = 131,155,620,549.36
  5. Step 5: Solve for x
    x = 131,155,620,549.36/324,844.40
  6. Step 6: Final answer
    x = 403,749.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.