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Finding the Fourth Proportional to 267,653.52, 369,361.84 and 148,421.52

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Solution

The fourth proportional to 267,653.52, 369,361.84 and 148,421.52 is: 204,821.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,653.52 : 369,361.84 = 148,421.52 : x
  2. Step 2: Convert to fraction form
    267,653.52/369,361.84 = 148,421.52/x
  3. Step 3: Cross multiply
    267,653.52x = 369,361.84 × 148,421.52
  4. Step 4: Simplify right side
    267,653.52x = 54,821,245,722.80
  5. Step 5: Solve for x
    x = 54,821,245,722.80/267,653.52
  6. Step 6: Final answer
    x = 204,821.69

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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.