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Finding the Fourth Proportional to 341,255.80, 511,230.90 and 183,431.80

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Solution

The fourth proportional to 341,255.80, 511,230.90 and 183,431.80 is: 274,796.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,255.80 : 511,230.90 = 183,431.80 : x
  2. Step 2: Convert to fraction form
    341,255.80/511,230.90 = 183,431.80/x
  3. Step 3: Cross multiply
    341,255.80x = 511,230.90 × 183,431.80
  4. Step 4: Simplify right side
    341,255.80x = 93,776,004,202.62
  5. Step 5: Solve for x
    x = 93,776,004,202.62/341,255.80
  6. Step 6: Final answer
    x = 274,796.81

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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.