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Finding the Fourth Proportional to 297,605.73, 410,813.67 and 207,014.25

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Solution

The fourth proportional to 297,605.73, 410,813.67 and 207,014.25 is: 285,761.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,605.73 : 410,813.67 = 207,014.25 : x
  2. Step 2: Convert to fraction form
    297,605.73/410,813.67 = 207,014.25/x
  3. Step 3: Cross multiply
    297,605.73x = 410,813.67 × 207,014.25
  4. Step 4: Simplify right side
    297,605.73x = 85,044,283,784.80
  5. Step 5: Solve for x
    x = 85,044,283,784.80/297,605.73
  6. Step 6: Final answer
    x = 285,761.58

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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.