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Finding the Fourth Proportional to 265,615.96, 366,539.33 and 144,754.64

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Solution

The fourth proportional to 265,615.96, 366,539.33 and 144,754.64 is: 199,755.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,615.96 : 366,539.33 = 144,754.64 : x
  2. Step 2: Convert to fraction form
    265,615.96/366,539.33 = 144,754.64/x
  3. Step 3: Cross multiply
    265,615.96x = 366,539.33 × 144,754.64
  4. Step 4: Simplify right side
    265,615.96x = 53,058,269,911.24
  5. Step 5: Solve for x
    x = 53,058,269,911.24/265,615.96
  6. Step 6: Final answer
    x = 199,755.58

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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.