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Finding the Fourth Proportional to 633,557.76, 950,257.39 and 207,057.91

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Solution

The fourth proportional to 633,557.76, 950,257.39 and 207,057.91 is: 310,560.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,557.76 : 950,257.39 = 207,057.91 : x
  2. Step 2: Convert to fraction form
    633,557.76/950,257.39 = 207,057.91/x
  3. Step 3: Cross multiply
    633,557.76x = 950,257.39 × 207,057.91
  4. Step 4: Simplify right side
    633,557.76x = 196,758,309,135.46
  5. Step 5: Solve for x
    x = 196,758,309,135.46/633,557.76
  6. Step 6: Final answer
    x = 310,560.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.