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Finding the Fourth Proportional to 437,549, 603,817.86 and 236,345

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Solution

The fourth proportional to 437,549, 603,817.86 and 236,345 is: 326,156.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,549 : 603,817.86 = 236,345 : x
  2. Step 2: Convert to fraction form
    437,549/603,817.86 = 236,345/x
  3. Step 3: Cross multiply
    437,549x = 603,817.86 × 236,345
  4. Step 4: Simplify right side
    437,549x = 142,709,332,121.70
  5. Step 5: Solve for x
    x = 142,709,332,121.70/437,549
  6. Step 6: Final answer
    x = 326,156.23

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.