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Finding the Fourth Proportional to 326,270.33, 488,950.32 and 176,187.45

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Solution

The fourth proportional to 326,270.33, 488,950.32 and 176,187.45 is: 264,035.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,270.33 : 488,950.32 = 176,187.45 : x
  2. Step 2: Convert to fraction form
    326,270.33/488,950.32 = 176,187.45/x
  3. Step 3: Cross multiply
    326,270.33x = 488,950.32 × 176,187.45
  4. Step 4: Simplify right side
    326,270.33x = 86,146,912,551.75
  5. Step 5: Solve for x
    x = 86,146,912,551.75/326,270.33
  6. Step 6: Final answer
    x = 264,035.39

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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.