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Finding the Fourth Proportional to 365,210.67, 503,993.25 and 204,072.51

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Solution

The fourth proportional to 365,210.67, 503,993.25 and 204,072.51 is: 281,621.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,210.67 : 503,993.25 = 204,072.51 : x
  2. Step 2: Convert to fraction form
    365,210.67/503,993.25 = 204,072.51/x
  3. Step 3: Cross multiply
    365,210.67x = 503,993.25 × 204,072.51
  4. Step 4: Simplify right side
    365,210.67x = 102,851,165,475.07
  5. Step 5: Solve for x
    x = 102,851,165,475.07/365,210.67
  6. Step 6: Final answer
    x = 281,621.47

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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.