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Finding the Fourth Proportional to 264,001.80, 394,850.70 and 236,123.40

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Solution

The fourth proportional to 264,001.80, 394,850.70 and 236,123.40 is: 353,154.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,001.80 : 394,850.70 = 236,123.40 : x
  2. Step 2: Convert to fraction form
    264,001.80/394,850.70 = 236,123.40/x
  3. Step 3: Cross multiply
    264,001.80x = 394,850.70 × 236,123.40
  4. Step 4: Simplify right side
    264,001.80x = 93,233,489,776.38
  5. Step 5: Solve for x
    x = 93,233,489,776.38/264,001.80
  6. Step 6: Final answer
    x = 353,154.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.