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Finding the Fourth Proportional to 265,806.63, 366,799.23 and 151,069.95

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Solution

The fourth proportional to 265,806.63, 366,799.23 and 151,069.95 is: 208,468.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,806.63 : 366,799.23 = 151,069.95 : x
  2. Step 2: Convert to fraction form
    265,806.63/366,799.23 = 151,069.95/x
  3. Step 3: Cross multiply
    265,806.63x = 366,799.23 × 151,069.95
  4. Step 4: Simplify right side
    265,806.63x = 55,412,341,336.14
  5. Step 5: Solve for x
    x = 55,412,341,336.14/265,806.63
  6. Step 6: Final answer
    x = 208,468.62

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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.