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Finding the Fourth Proportional to 328,197.88, 452,906.80 and 184,955.05

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Solution

The fourth proportional to 328,197.88, 452,906.80 and 184,955.05 is: 255,234.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,197.88 : 452,906.80 = 184,955.05 : x
  2. Step 2: Convert to fraction form
    328,197.88/452,906.80 = 184,955.05/x
  3. Step 3: Cross multiply
    328,197.88x = 452,906.80 × 184,955.05
  4. Step 4: Simplify right side
    328,197.88x = 83,767,399,839.34
  5. Step 5: Solve for x
    x = 83,767,399,839.34/328,197.88
  6. Step 6: Final answer
    x = 255,234.43

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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.