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Finding the Fourth Proportional to 235,580.40, 353,370.60 and 160,930.80

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Solution

The fourth proportional to 235,580.40, 353,370.60 and 160,930.80 is: 241,396.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,580.40 : 353,370.60 = 160,930.80 : x
  2. Step 2: Convert to fraction form
    235,580.40/353,370.60 = 160,930.80/x
  3. Step 3: Cross multiply
    235,580.40x = 353,370.60 × 160,930.80
  4. Step 4: Simplify right side
    235,580.40x = 56,868,213,354.48
  5. Step 5: Solve for x
    x = 56,868,213,354.48/235,580.40
  6. Step 6: Final answer
    x = 241,396.20

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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.