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Finding the Fourth Proportional to 270,904.56, 374,561.76 and 237,274.08

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Solution

The fourth proportional to 270,904.56, 374,561.76 and 237,274.08 is: 328,063.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,904.56 : 374,561.76 = 237,274.08 : x
  2. Step 2: Convert to fraction form
    270,904.56/374,561.76 = 237,274.08/x
  3. Step 3: Cross multiply
    270,904.56x = 374,561.76 × 237,274.08
  4. Step 4: Simplify right side
    270,904.56x = 88,873,797,007.18
  5. Step 5: Solve for x
    x = 88,873,797,007.18/270,904.56
  6. Step 6: Final answer
    x = 328,063.13

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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.