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Finding the Fourth Proportional to 246,662.40, 369,974.56 and 69,160

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Solution

The fourth proportional to 246,662.40, 369,974.56 and 69,160 is: 103,734.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,662.40 : 369,974.56 = 69,160 : x
  2. Step 2: Convert to fraction form
    246,662.40/369,974.56 = 69,160/x
  3. Step 3: Cross multiply
    246,662.40x = 369,974.56 × 69,160
  4. Step 4: Simplify right side
    246,662.40x = 25,587,440,569.60
  5. Step 5: Solve for x
    x = 25,587,440,569.60/246,662.40
  6. Step 6: Final answer
    x = 103,734.66

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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.