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Finding the Fourth Proportional to 377,240.72, 565,852.86 and 177,450.36

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Solution

The fourth proportional to 377,240.72, 565,852.86 and 177,450.36 is: 266,171.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,240.72 : 565,852.86 = 177,450.36 : x
  2. Step 2: Convert to fraction form
    377,240.72/565,852.86 = 177,450.36/x
  3. Step 3: Cross multiply
    377,240.72x = 565,852.86 × 177,450.36
  4. Step 4: Simplify right side
    377,240.72x = 100,410,793,714.03
  5. Step 5: Solve for x
    x = 100,410,793,714.03/377,240.72
  6. Step 6: Final answer
    x = 266,171.68

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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.