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Finding the Fourth Proportional to 329,568.17, 454,807.66 and 193,607.84

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Solution

The fourth proportional to 329,568.17, 454,807.66 and 193,607.84 is: 267,180.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,568.17 : 454,807.66 = 193,607.84 : x
  2. Step 2: Convert to fraction form
    329,568.17/454,807.66 = 193,607.84/x
  3. Step 3: Cross multiply
    329,568.17x = 454,807.66 × 193,607.84
  4. Step 4: Simplify right side
    329,568.17x = 88,054,328,837.03
  5. Step 5: Solve for x
    x = 88,054,328,837.03/329,568.17
  6. Step 6: Final answer
    x = 267,180.93

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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.