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Finding the Fourth Proportional to 227,782.65, 341,431.23 and 171,448.56

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Solution

The fourth proportional to 227,782.65, 341,431.23 and 171,448.56 is: 256,990.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,782.65 : 341,431.23 = 171,448.56 : x
  2. Step 2: Convert to fraction form
    227,782.65/341,431.23 = 171,448.56/x
  3. Step 3: Cross multiply
    227,782.65x = 341,431.23 × 171,448.56
  4. Step 4: Simplify right side
    227,782.65x = 58,537,892,722.53
  5. Step 5: Solve for x
    x = 58,537,892,722.53/227,782.65
  6. Step 6: Final answer
    x = 256,990.13

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1.5x scale

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.