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Finding the Fourth Proportional to 437,637, 603,939.06 and 236,433

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Solution

The fourth proportional to 437,637, 603,939.06 and 236,433 is: 326,277.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,637 : 603,939.06 = 236,433 : x
  2. Step 2: Convert to fraction form
    437,637/603,939.06 = 236,433/x
  3. Step 3: Cross multiply
    437,637x = 603,939.06 × 236,433
  4. Step 4: Simplify right side
    437,637x = 142,791,123,772.98
  5. Step 5: Solve for x
    x = 142,791,123,772.98/437,637
  6. Step 6: Final answer
    x = 326,277.54

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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.