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Finding the Fourth Proportional to 437,538, 603,802.68 and 236,334

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Solution

The fourth proportional to 437,538, 603,802.68 and 236,334 is: 326,141.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,538 : 603,802.68 = 236,334 : x
  2. Step 2: Convert to fraction form
    437,538/603,802.68 = 236,334/x
  3. Step 3: Cross multiply
    437,538x = 603,802.68 × 236,334
  4. Step 4: Simplify right side
    437,538x = 142,699,102,575.12
  5. Step 5: Solve for x
    x = 142,699,102,575.12/437,538
  6. Step 6: Final answer
    x = 326,141.05

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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.