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Finding the Fourth Proportional to 343,096.80, 473,474.96 and 192,193.92

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Solution

The fourth proportional to 343,096.80, 473,474.96 and 192,193.92 is: 265,228.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,096.80 : 473,474.96 = 192,193.92 : x
  2. Step 2: Convert to fraction form
    343,096.80/473,474.96 = 192,193.92/x
  3. Step 3: Cross multiply
    343,096.80x = 473,474.96 × 192,193.92
  4. Step 4: Simplify right side
    343,096.80x = 90,999,008,584.24
  5. Step 5: Solve for x
    x = 90,999,008,584.24/343,096.80
  6. Step 6: Final answer
    x = 265,228.38

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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.