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Finding the Fourth Proportional to 236,590.56, 354,590.48 and 118,295.72

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Solution

The fourth proportional to 236,590.56, 354,590.48 and 118,295.72 is: 177,295.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,590.56 : 354,590.48 = 118,295.72 : x
  2. Step 2: Convert to fraction form
    236,590.56/354,590.48 = 118,295.72/x
  3. Step 3: Cross multiply
    236,590.56x = 354,590.48 × 118,295.72
  4. Step 4: Simplify right side
    236,590.56x = 41,946,536,136.75
  5. Step 5: Solve for x
    x = 41,946,536,136.75/236,590.56
  6. Step 6: Final answer
    x = 177,295.90

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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.