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Finding the Fourth Proportional to 265,001.76, 365,702.42 and 151,890.12

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Solution

The fourth proportional to 265,001.76, 365,702.42 and 151,890.12 is: 209,608.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,001.76 : 365,702.42 = 151,890.12 : x
  2. Step 2: Convert to fraction form
    265,001.76/365,702.42 = 151,890.12/x
  3. Step 3: Cross multiply
    265,001.76x = 365,702.42 × 151,890.12
  4. Step 4: Simplify right side
    265,001.76x = 55,546,584,458.09
  5. Step 5: Solve for x
    x = 55,546,584,458.09/265,001.76
  6. Step 6: Final answer
    x = 209,608.36

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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.