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Finding the Fourth Proportional to 329,298.48, 454,431.24 and 178,395.84

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Solution

The fourth proportional to 329,298.48, 454,431.24 and 178,395.84 is: 246,185.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,298.48 : 454,431.24 = 178,395.84 : x
  2. Step 2: Convert to fraction form
    329,298.48/454,431.24 = 178,395.84/x
  3. Step 3: Cross multiply
    329,298.48x = 454,431.24 × 178,395.84
  4. Step 4: Simplify right side
    329,298.48x = 81,068,642,782.04
  5. Step 5: Solve for x
    x = 81,068,642,782.04/329,298.48
  6. Step 6: Final answer
    x = 246,185.90

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.