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Finding the Fourth Proportional to 241,796.40, 363,040.20 and 136,820.40

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Solution

The fourth proportional to 241,796.40, 363,040.20 and 136,820.40 is: 205,426.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,796.40 : 363,040.20 = 136,820.40 : x
  2. Step 2: Convert to fraction form
    241,796.40/363,040.20 = 136,820.40/x
  3. Step 3: Cross multiply
    241,796.40x = 363,040.20 × 136,820.40
  4. Step 4: Simplify right side
    241,796.40x = 49,671,305,380.08
  5. Step 5: Solve for x
    x = 49,671,305,380.08/241,796.40
  6. Step 6: Final answer
    x = 205,426.16

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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.