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Finding the Fourth Proportional to 414,001.35, 620,783.33 and 177,076.35

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Solution

The fourth proportional to 414,001.35, 620,783.33 and 177,076.35 is: 265,520.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,001.35 : 620,783.33 = 177,076.35 : x
  2. Step 2: Convert to fraction form
    414,001.35/620,783.33 = 177,076.35/x
  3. Step 3: Cross multiply
    414,001.35x = 620,783.33 × 177,076.35
  4. Step 4: Simplify right side
    414,001.35x = 109,926,045,331.86
  5. Step 5: Solve for x
    x = 109,926,045,331.86/414,001.35
  6. Step 6: Final answer
    x = 265,520.98

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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.