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Finding the Fourth Proportional to 603,293.70, 904,940.55 and 248,562.30

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Solution

The fourth proportional to 603,293.70, 904,940.55 and 248,562.30 is: 372,843.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,293.70 : 904,940.55 = 248,562.30 : x
  2. Step 2: Convert to fraction form
    603,293.70/904,940.55 = 248,562.30/x
  3. Step 3: Cross multiply
    603,293.70x = 904,940.55 × 248,562.30
  4. Step 4: Simplify right side
    603,293.70x = 224,934,104,471.27
  5. Step 5: Solve for x
    x = 224,934,104,471.27/603,293.70
  6. Step 6: Final answer
    x = 372,843.45

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Similar ratio
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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.