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Finding the Fourth Proportional to 328,200.75, 452,917.44 and 177,297.75

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Solution

The fourth proportional to 328,200.75, 452,917.44 and 177,297.75 is: 244,671.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,200.75 : 452,917.44 = 177,297.75 : x
  2. Step 2: Convert to fraction form
    328,200.75/452,917.44 = 177,297.75/x
  3. Step 3: Cross multiply
    328,200.75x = 452,917.44 × 177,297.75
  4. Step 4: Simplify right side
    328,200.75x = 80,301,243,047.76
  5. Step 5: Solve for x
    x = 80,301,243,047.76/328,200.75
  6. Step 6: Final answer
    x = 244,671.11

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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.