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Finding the Fourth Proportional to 347,496.96, 479,522.33 and 192,437.12

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Solution

The fourth proportional to 347,496.96, 479,522.33 and 192,437.12 is: 265,550.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,496.96 : 479,522.33 = 192,437.12 : x
  2. Step 2: Convert to fraction form
    347,496.96/479,522.33 = 192,437.12/x
  3. Step 3: Cross multiply
    347,496.96x = 479,522.33 × 192,437.12
  4. Step 4: Simplify right side
    347,496.96x = 92,277,892,801.09
  5. Step 5: Solve for x
    x = 92,277,892,801.09/347,496.96
  6. Step 6: Final answer
    x = 265,550.22

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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.