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Finding the Fourth Proportional to 404,135.60, 606,203.40 and 246,671.60

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Solution

The fourth proportional to 404,135.60, 606,203.40 and 246,671.60 is: 370,007.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,135.60 : 606,203.40 = 246,671.60 : x
  2. Step 2: Convert to fraction form
    404,135.60/606,203.40 = 246,671.60/x
  3. Step 3: Cross multiply
    404,135.60x = 606,203.40 × 246,671.60
  4. Step 4: Simplify right side
    404,135.60x = 149,533,162,603.44
  5. Step 5: Solve for x
    x = 149,533,162,603.44/404,135.60
  6. Step 6: Final answer
    x = 370,007.40

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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.