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Finding the Fourth Proportional to 265,001.75, 365,702.42 and 151,890.11

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Solution

The fourth proportional to 265,001.75, 365,702.42 and 151,890.11 is: 209,608.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,001.75 : 365,702.42 = 151,890.11 : x
  2. Step 2: Convert to fraction form
    265,001.75/365,702.42 = 151,890.11/x
  3. Step 3: Cross multiply
    265,001.75x = 365,702.42 × 151,890.11
  4. Step 4: Simplify right side
    265,001.75x = 55,546,580,801.07
  5. Step 5: Solve for x
    x = 55,546,580,801.07/265,001.75
  6. Step 6: Final answer
    x = 209,608.35

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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.