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Finding the Fourth Proportional to 548,674.44, 757,429.58 and 412,760.13

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Solution

The fourth proportional to 548,674.44, 757,429.58 and 412,760.13 is: 569,803.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,674.44 : 757,429.58 = 412,760.13 : x
  2. Step 2: Convert to fraction form
    548,674.44/757,429.58 = 412,760.13/x
  3. Step 3: Cross multiply
    548,674.44x = 757,429.58 × 412,760.13
  4. Step 4: Simplify right side
    548,674.44x = 312,636,729,842.85
  5. Step 5: Solve for x
    x = 312,636,729,842.85/548,674.44
  6. Step 6: Final answer
    x = 569,803.71

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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.