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Finding the Fourth Proportional to 365,653.90, 504,740.73 and 327,344.14

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Solution

The fourth proportional to 365,653.90, 504,740.73 and 327,344.14 is: 451,858.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,653.90 : 504,740.73 = 327,344.14 : x
  2. Step 2: Convert to fraction form
    365,653.90/504,740.73 = 327,344.14/x
  3. Step 3: Cross multiply
    365,653.90x = 504,740.73 × 327,344.14
  4. Step 4: Simplify right side
    365,653.90x = 165,223,920,184.82
  5. Step 5: Solve for x
    x = 165,223,920,184.82/365,653.90
  6. Step 6: Final answer
    x = 451,858.77

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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.