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Finding the Fourth Proportional to 328,197.81, 452,913.42 and 177,294.81

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Solution

The fourth proportional to 328,197.81, 452,913.42 and 177,294.81 is: 244,667.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,197.81 : 452,913.42 = 177,294.81 : x
  2. Step 2: Convert to fraction form
    328,197.81/452,913.42 = 177,294.81/x
  3. Step 3: Cross multiply
    328,197.81x = 452,913.42 × 177,294.81
  4. Step 4: Simplify right side
    328,197.81x = 80,299,198,745.35
  5. Step 5: Solve for x
    x = 80,299,198,745.35/328,197.81
  6. Step 6: Final answer
    x = 244,667.08

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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.