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Finding the Fourth Proportional to 235,304.88, 352,954.28 and 57,812.72

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Solution

The fourth proportional to 235,304.88, 352,954.28 and 57,812.72 is: 86,718.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,304.88 : 352,954.28 = 57,812.72 : x
  2. Step 2: Convert to fraction form
    235,304.88/352,954.28 = 57,812.72/x
  3. Step 3: Cross multiply
    235,304.88x = 352,954.28 × 57,812.72
  4. Step 4: Simplify right side
    235,304.88x = 20,405,246,962.44
  5. Step 5: Solve for x
    x = 20,405,246,962.44/235,304.88
  6. Step 6: Final answer
    x = 86,718.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.