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Finding the Fourth Proportional to 246,703.82, 340,454.06 and 144,731.02

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Solution

The fourth proportional to 246,703.82, 340,454.06 and 144,731.02 is: 199,730.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,703.82 : 340,454.06 = 144,731.02 : x
  2. Step 2: Convert to fraction form
    246,703.82/340,454.06 = 144,731.02/x
  3. Step 3: Cross multiply
    246,703.82x = 340,454.06 × 144,731.02
  4. Step 4: Simplify right side
    246,703.82x = 49,274,261,792.15
  5. Step 5: Solve for x
    x = 49,274,261,792.15/246,703.82
  6. Step 6: Final answer
    x = 199,730.44

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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.