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Finding the Fourth Proportional to 537,681.09, 741,994.28 and 295,958.48

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Solution

The fourth proportional to 537,681.09, 741,994.28 and 295,958.48 is: 408,419.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,681.09 : 741,994.28 = 295,958.48 : x
  2. Step 2: Convert to fraction form
    537,681.09/741,994.28 = 295,958.48/x
  3. Step 3: Cross multiply
    537,681.09x = 741,994.28 × 295,958.48
  4. Step 4: Simplify right side
    537,681.09x = 219,599,494,087.73
  5. Step 5: Solve for x
    x = 219,599,494,087.73/537,681.09
  6. Step 6: Final answer
    x = 408,419.60

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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.