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Finding the Fourth Proportional to 300,033.14, 413,850.64 and 192,432.74

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Solution

The fourth proportional to 300,033.14, 413,850.64 and 192,432.74 is: 265,432.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,033.14 : 413,850.64 = 192,432.74 : x
  2. Step 2: Convert to fraction form
    300,033.14/413,850.64 = 192,432.74/x
  3. Step 3: Cross multiply
    300,033.14x = 413,850.64 × 192,432.74
  4. Step 4: Simplify right side
    300,033.14x = 79,638,412,605.95
  5. Step 5: Solve for x
    x = 79,638,412,605.95/300,033.14
  6. Step 6: Final answer
    x = 265,432.05

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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.