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Finding the Fourth Proportional to 254,054.64, 350,609.40 and 140,874.96

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Solution

The fourth proportional to 254,054.64, 350,609.40 and 140,874.96 is: 194,415.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,054.64 : 350,609.40 = 140,874.96 : x
  2. Step 2: Convert to fraction form
    254,054.64/350,609.40 = 140,874.96/x
  3. Step 3: Cross multiply
    254,054.64x = 350,609.40 × 140,874.96
  4. Step 4: Simplify right side
    254,054.64x = 49,392,085,200.62
  5. Step 5: Solve for x
    x = 49,392,085,200.62/254,054.64
  6. Step 6: Final answer
    x = 194,415.21

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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.