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Finding the Fourth Proportional to 329,834.92, 455,172.06 and 178,931.92

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Solution

The fourth proportional to 329,834.92, 455,172.06 and 178,931.92 is: 246,925.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,834.92 : 455,172.06 = 178,931.92 : x
  2. Step 2: Convert to fraction form
    329,834.92/455,172.06 = 178,931.92/x
  3. Step 3: Cross multiply
    329,834.92x = 455,172.06 × 178,931.92
  4. Step 4: Simplify right side
    329,834.92x = 81,444,810,626.16
  5. Step 5: Solve for x
    x = 81,444,810,626.16/329,834.92
  6. Step 6: Final answer
    x = 246,925.98

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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.