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Finding the Fourth Proportional to 379,169.84, 523,491.03 and 241,426.50

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Solution

The fourth proportional to 379,169.84, 523,491.03 and 241,426.50 is: 333,319.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,169.84 : 523,491.03 = 241,426.50 : x
  2. Step 2: Convert to fraction form
    379,169.84/523,491.03 = 241,426.50/x
  3. Step 3: Cross multiply
    379,169.84x = 523,491.03 × 241,426.50
  4. Step 4: Simplify right side
    379,169.84x = 126,384,607,154.30
  5. Step 5: Solve for x
    x = 126,384,607,154.30/379,169.84
  6. Step 6: Final answer
    x = 333,319.26

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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.