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Finding the Fourth Proportional to 328,149.64, 452,846.49 and 177,246.64

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Solution

The fourth proportional to 328,149.64, 452,846.49 and 177,246.64 is: 244,600.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,149.64 : 452,846.49 = 177,246.64 : x
  2. Step 2: Convert to fraction form
    328,149.64/452,846.49 = 177,246.64/x
  3. Step 3: Cross multiply
    328,149.64x = 452,846.49 × 177,246.64
  4. Step 4: Simplify right side
    328,149.64x = 80,265,518,788.29
  5. Step 5: Solve for x
    x = 80,265,518,788.29/328,149.64
  6. Step 6: Final answer
    x = 244,600.36

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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.