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Finding the Fourth Proportional to 265,926.64, 366,815.64 and 181,081.84

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Solution

The fourth proportional to 265,926.64, 366,815.64 and 181,081.84 is: 249,781.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,926.64 : 366,815.64 = 181,081.84 : x
  2. Step 2: Convert to fraction form
    265,926.64/366,815.64 = 181,081.84/x
  3. Step 3: Cross multiply
    265,926.64x = 366,815.64 × 181,081.84
  4. Step 4: Simplify right side
    265,926.64x = 66,423,651,031.98
  5. Step 5: Solve for x
    x = 66,423,651,031.98/265,926.64
  6. Step 6: Final answer
    x = 249,781.86

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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.