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Finding the Fourth Proportional to 297,677.72, 410,557.68 and 195,807.80

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Solution

The fourth proportional to 297,677.72, 410,557.68 and 195,807.80 is: 270,058.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,677.72 : 410,557.68 = 195,807.80 : x
  2. Step 2: Convert to fraction form
    297,677.72/410,557.68 = 195,807.80/x
  3. Step 3: Cross multiply
    297,677.72x = 410,557.68 × 195,807.80
  4. Step 4: Simplify right side
    297,677.72x = 80,390,396,093.90
  5. Step 5: Solve for x
    x = 80,390,396,093.90/297,677.72
  6. Step 6: Final answer
    x = 270,058.49

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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.