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Finding the Fourth Proportional to 329,702.07, 455,013.34 and 184,522.42

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Solution

The fourth proportional to 329,702.07, 455,013.34 and 184,522.42 is: 254,654.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,702.07 : 455,013.34 = 184,522.42 : x
  2. Step 2: Convert to fraction form
    329,702.07/455,013.34 = 184,522.42/x
  3. Step 3: Cross multiply
    329,702.07x = 455,013.34 × 184,522.42
  4. Step 4: Simplify right side
    329,702.07x = 83,960,161,706.47
  5. Step 5: Solve for x
    x = 83,960,161,706.47/329,702.07
  6. Step 6: Final answer
    x = 254,654.64

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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.