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Finding the Fourth Proportional to 416,483.44, 624,725.16 and 100,940.36

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Solution

The fourth proportional to 416,483.44, 624,725.16 and 100,940.36 is: 151,410.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,483.44 : 624,725.16 = 100,940.36 : x
  2. Step 2: Convert to fraction form
    416,483.44/624,725.16 = 100,940.36/x
  3. Step 3: Cross multiply
    416,483.44x = 624,725.16 × 100,940.36
  4. Step 4: Simplify right side
    416,483.44x = 63,059,982,551.46
  5. Step 5: Solve for x
    x = 63,059,982,551.46/416,483.44
  6. Step 6: Final answer
    x = 151,410.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.