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Finding the Fourth Proportional to 328,951.32, 453,903.96 and 192,933.96

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Solution

The fourth proportional to 328,951.32, 453,903.96 and 192,933.96 is: 266,220.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,951.32 : 453,903.96 = 192,933.96 : x
  2. Step 2: Convert to fraction form
    328,951.32/453,903.96 = 192,933.96/x
  3. Step 3: Cross multiply
    328,951.32x = 453,903.96 × 192,933.96
  4. Step 4: Simplify right side
    328,951.32x = 87,573,488,462.48
  5. Step 5: Solve for x
    x = 87,573,488,462.48/328,951.32
  6. Step 6: Final answer
    x = 266,220.21

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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.