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Finding the Fourth Proportional to 365,458.74, 504,344.17 and 204,320.58

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Solution

The fourth proportional to 365,458.74, 504,344.17 and 204,320.58 is: 281,968.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,458.74 : 504,344.17 = 204,320.58 : x
  2. Step 2: Convert to fraction form
    365,458.74/504,344.17 = 204,320.58/x
  3. Step 3: Cross multiply
    365,458.74x = 504,344.17 × 204,320.58
  4. Step 4: Simplify right side
    365,458.74x = 103,047,890,812.30
  5. Step 5: Solve for x
    x = 103,047,890,812.30/365,458.74
  6. Step 6: Final answer
    x = 281,968.61

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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.