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Finding the Fourth Proportional to 265,527.62, 366,426.09 and 144,668.54

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Solution

The fourth proportional to 265,527.62, 366,426.09 and 144,668.54 is: 199,641.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,527.62 : 366,426.09 = 144,668.54 : x
  2. Step 2: Convert to fraction form
    265,527.62/366,426.09 = 144,668.54/x
  3. Step 3: Cross multiply
    265,527.62x = 366,426.09 × 144,668.54
  4. Step 4: Simplify right side
    265,527.62x = 53,010,327,458.21
  5. Step 5: Solve for x
    x = 53,010,327,458.21/265,527.62
  6. Step 6: Final answer
    x = 199,641.48

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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.