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Finding the Fourth Proportional to 265,406.63, 366,255.68 and 144,550.04

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Solution

The fourth proportional to 265,406.63, 366,255.68 and 144,550.04 is: 199,476.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,406.63 : 366,255.68 = 144,550.04 : x
  2. Step 2: Convert to fraction form
    265,406.63/366,255.68 = 144,550.04/x
  3. Step 3: Cross multiply
    265,406.63x = 366,255.68 × 144,550.04
  4. Step 4: Simplify right side
    265,406.63x = 52,942,270,640.20
  5. Step 5: Solve for x
    x = 52,942,270,640.20/265,406.63
  6. Step 6: Final answer
    x = 199,476.07

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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.