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Finding the Fourth Proportional to 194,960.88, 292,439.82 and 79,554.93

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Solution

The fourth proportional to 194,960.88, 292,439.82 and 79,554.93 is: 119,331.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,960.88 : 292,439.82 = 79,554.93 : x
  2. Step 2: Convert to fraction form
    194,960.88/292,439.82 = 79,554.93/x
  3. Step 3: Cross multiply
    194,960.88x = 292,439.82 × 79,554.93
  4. Step 4: Simplify right side
    194,960.88x = 23,265,029,409.31
  5. Step 5: Solve for x
    x = 23,265,029,409.31/194,960.88
  6. Step 6: Final answer
    x = 119,331.78

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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.