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Finding the Fourth Proportional to 265,708.68, 366,780.32 and 194,653.04

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Solution

The fourth proportional to 265,708.68, 366,780.32 and 194,653.04 is: 268,696.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,708.68 : 366,780.32 = 194,653.04 : x
  2. Step 2: Convert to fraction form
    265,708.68/366,780.32 = 194,653.04/x
  3. Step 3: Cross multiply
    265,708.68x = 366,780.32 × 194,653.04
  4. Step 4: Simplify right side
    265,708.68x = 71,394,904,300.17
  5. Step 5: Solve for x
    x = 71,394,904,300.17/265,708.68
  6. Step 6: Final answer
    x = 268,696.17

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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.