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Finding the Fourth Proportional to 332,752, 459,171.60 and 189,483.52

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Solution

The fourth proportional to 332,752, 459,171.60 and 189,483.52 is: 261,472.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,752 : 459,171.60 = 189,483.52 : x
  2. Step 2: Convert to fraction form
    332,752/459,171.60 = 189,483.52/x
  3. Step 3: Cross multiply
    332,752x = 459,171.60 × 189,483.52
  4. Step 4: Simplify right side
    332,752x = 87,005,451,052.03
  5. Step 5: Solve for x
    x = 87,005,451,052.03/332,752
  6. Step 6: Final answer
    x = 261,472.36

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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.