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Finding the Fourth Proportional to 365,583.45, 504,518.91 and 204,438.12

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Solution

The fourth proportional to 365,583.45, 504,518.91 and 204,438.12 is: 282,132.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,583.45 : 504,518.91 = 204,438.12 : x
  2. Step 2: Convert to fraction form
    365,583.45/504,518.91 = 204,438.12/x
  3. Step 3: Cross multiply
    365,583.45x = 504,518.91 × 204,438.12
  4. Step 4: Simplify right side
    365,583.45x = 103,142,897,464.85
  5. Step 5: Solve for x
    x = 103,142,897,464.85/365,583.45
  6. Step 6: Final answer
    x = 282,132.29

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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.