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Finding the Fourth Proportional to 241,609.60, 362,414.40 and 157,628.80

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Solution

The fourth proportional to 241,609.60, 362,414.40 and 157,628.80 is: 236,443.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,609.60 : 362,414.40 = 157,628.80 : x
  2. Step 2: Convert to fraction form
    241,609.60/362,414.40 = 157,628.80/x
  3. Step 3: Cross multiply
    241,609.60x = 362,414.40 × 157,628.80
  4. Step 4: Simplify right side
    241,609.60x = 57,126,946,974.72
  5. Step 5: Solve for x
    x = 57,126,946,974.72/241,609.60
  6. Step 6: Final answer
    x = 236,443.20

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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.