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Finding the Fourth Proportional to 625,560.75, 863,196.57 and 444,206.61

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Solution

The fourth proportional to 625,560.75, 863,196.57 and 444,206.61 is: 612,950.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,560.75 : 863,196.57 = 444,206.61 : x
  2. Step 2: Convert to fraction form
    625,560.75/863,196.57 = 444,206.61/x
  3. Step 3: Cross multiply
    625,560.75x = 863,196.57 × 444,206.61
  4. Step 4: Simplify right side
    625,560.75x = 383,437,622,123.33
  5. Step 5: Solve for x
    x = 383,437,622,123.33/625,560.75
  6. Step 6: Final answer
    x = 612,950.26

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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.