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Finding the Fourth Proportional to 437,368.78, 603,557.49 and 246,370.78

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Solution

The fourth proportional to 437,368.78, 603,557.49 and 246,370.78 is: 339,985.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,368.78 : 603,557.49 = 246,370.78 : x
  2. Step 2: Convert to fraction form
    437,368.78/603,557.49 = 246,370.78/x
  3. Step 3: Cross multiply
    437,368.78x = 603,557.49 × 246,370.78
  4. Step 4: Simplify right side
    437,368.78x = 148,698,929,586.14
  5. Step 5: Solve for x
    x = 148,698,929,586.14/437,368.78
  6. Step 6: Final answer
    x = 339,985.24

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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.