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Finding the Fourth Proportional to 323,093.34, 445,873.05 and 177,916.14

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Solution

The fourth proportional to 323,093.34, 445,873.05 and 177,916.14 is: 245,526.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,093.34 : 445,873.05 = 177,916.14 : x
  2. Step 2: Convert to fraction form
    323,093.34/445,873.05 = 177,916.14/x
  3. Step 3: Cross multiply
    323,093.34x = 445,873.05 × 177,916.14
  4. Step 4: Simplify right side
    323,093.34x = 79,328,011,986.03
  5. Step 5: Solve for x
    x = 79,328,011,986.03/323,093.34
  6. Step 6: Final answer
    x = 245,526.61

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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.