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Finding the Fourth Proportional to 293,198.94, 404,909.28 and 252,685.98

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Solution

The fourth proportional to 293,198.94, 404,909.28 and 252,685.98 is: 348,960.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,198.94 : 404,909.28 = 252,685.98 : x
  2. Step 2: Convert to fraction form
    293,198.94/404,909.28 = 252,685.98/x
  3. Step 3: Cross multiply
    293,198.94x = 404,909.28 × 252,685.98
  4. Step 4: Simplify right side
    293,198.94x = 102,314,898,227.89
  5. Step 5: Solve for x
    x = 102,314,898,227.89/293,198.94
  6. Step 6: Final answer
    x = 348,960.67

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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.