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Finding the Fourth Proportional to 246,123.60, 368,893.80 and 183,721.20

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Solution

The fourth proportional to 246,123.60, 368,893.80 and 183,721.20 is: 275,364.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,123.60 : 368,893.80 = 183,721.20 : x
  2. Step 2: Convert to fraction form
    246,123.60/368,893.80 = 183,721.20/x
  3. Step 3: Cross multiply
    246,123.60x = 368,893.80 × 183,721.20
  4. Step 4: Simplify right side
    246,123.60x = 67,773,611,608.56
  5. Step 5: Solve for x
    x = 67,773,611,608.56/246,123.60
  6. Step 6: Final answer
    x = 275,364.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.