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Finding the Fourth Proportional to 328,233.67, 452,962.55 and 177,330.67

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Solution

The fourth proportional to 328,233.67, 452,962.55 and 177,330.67 is: 244,716.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,233.67 : 452,962.55 = 177,330.67 : x
  2. Step 2: Convert to fraction form
    328,233.67/452,962.55 = 177,330.67/x
  3. Step 3: Cross multiply
    328,233.67x = 452,962.55 × 177,330.67
  4. Step 4: Simplify right side
    328,233.67x = 80,324,152,476.41
  5. Step 5: Solve for x
    x = 80,324,152,476.41/328,233.67
  6. Step 6: Final answer
    x = 244,716.37

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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.