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Finding the Fourth Proportional to 437,262.91, 603,573.83 and 256,033.10

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Solution

The fourth proportional to 437,262.91, 603,573.83 and 256,033.10 is: 353,414.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,262.91 : 603,573.83 = 256,033.10 : x
  2. Step 2: Convert to fraction form
    437,262.91/603,573.83 = 256,033.10/x
  3. Step 3: Cross multiply
    437,262.91x = 603,573.83 × 256,033.10
  4. Step 4: Simplify right side
    437,262.91x = 154,534,878,773.77
  5. Step 5: Solve for x
    x = 154,534,878,773.77/437,262.91
  6. Step 6: Final answer
    x = 353,414.10

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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.