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Finding the Fourth Proportional to 328,188.56, 452,900.46 and 177,285.56

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Solution

The fourth proportional to 328,188.56, 452,900.46 and 177,285.56 is: 244,654.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,188.56 : 452,900.46 = 177,285.56 : x
  2. Step 2: Convert to fraction form
    328,188.56/452,900.46 = 177,285.56/x
  3. Step 3: Cross multiply
    328,188.56x = 452,900.46 × 177,285.56
  4. Step 4: Simplify right side
    328,188.56x = 80,292,711,675.36
  5. Step 5: Solve for x
    x = 80,292,711,675.36/328,188.56
  6. Step 6: Final answer
    x = 244,654.21

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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.