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Finding the Fourth Proportional to 297,908.41, 411,013.54 and 168,836.75

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Solution

The fourth proportional to 297,908.41, 411,013.54 and 168,836.75 is: 232,938.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,908.41 : 411,013.54 = 168,836.75 : x
  2. Step 2: Convert to fraction form
    297,908.41/411,013.54 = 168,836.75/x
  3. Step 3: Cross multiply
    297,908.41x = 411,013.54 × 168,836.75
  4. Step 4: Simplify right side
    297,908.41x = 69,394,190,299.60
  5. Step 5: Solve for x
    x = 69,394,190,299.60/297,908.41
  6. Step 6: Final answer
    x = 232,938.01

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1.5x scale

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.