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Finding the Fourth Proportional to 329,696.86, 455,006.10 and 184,517.19

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Solution

The fourth proportional to 329,696.86, 455,006.10 and 184,517.19 is: 254,647.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,696.86 : 455,006.10 = 184,517.19 : x
  2. Step 2: Convert to fraction form
    329,696.86/455,006.10 = 184,517.19/x
  3. Step 3: Cross multiply
    329,696.86x = 455,006.10 × 184,517.19
  4. Step 4: Simplify right side
    329,696.86x = 83,956,447,004.86
  5. Step 5: Solve for x
    x = 83,956,447,004.86/329,696.86
  6. Step 6: Final answer
    x = 254,647.40

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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.