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Finding the Fourth Proportional to 328,157.12, 452,857.12 and 177,254.12

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Solution

The fourth proportional to 328,157.12, 452,857.12 and 177,254.12 is: 244,610.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,157.12 : 452,857.12 = 177,254.12 : x
  2. Step 2: Convert to fraction form
    328,157.12/452,857.12 = 177,254.12/x
  3. Step 3: Cross multiply
    328,157.12x = 452,857.12 × 177,254.12
  4. Step 4: Simplify right side
    328,157.12x = 80,270,790,291.33
  5. Step 5: Solve for x
    x = 80,270,790,291.33/328,157.12
  6. Step 6: Final answer
    x = 244,610.84

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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.