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Finding the Fourth Proportional to 437,503, 603,754.55 and 236,299

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Solution

The fourth proportional to 437,503, 603,754.55 and 236,299 is: 326,092.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,503 : 603,754.55 = 236,299 : x
  2. Step 2: Convert to fraction form
    437,503/603,754.55 = 236,299/x
  3. Step 3: Cross multiply
    437,503x = 603,754.55 × 236,299
  4. Step 4: Simplify right side
    437,503x = 142,666,596,410.45
  5. Step 5: Solve for x
    x = 142,666,596,410.45/437,503
  6. Step 6: Final answer
    x = 326,092.84

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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.