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Finding the Fourth Proportional to 265,251.58, 366,043.41 and 144,393.86

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Solution

The fourth proportional to 265,251.58, 366,043.41 and 144,393.86 is: 199,261.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,251.58 : 366,043.41 = 144,393.86 : x
  2. Step 2: Convert to fraction form
    265,251.58/366,043.41 = 144,393.86/x
  3. Step 3: Cross multiply
    265,251.58x = 366,043.41 × 144,393.86
  4. Step 4: Simplify right side
    265,251.58x = 52,854,421,812.57
  5. Step 5: Solve for x
    x = 52,854,421,812.57/265,251.58
  6. Step 6: Final answer
    x = 199,261.48

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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.