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Finding the Fourth Proportional to 531,995.72, 798,113.86 and 177,023.75

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Solution

The fourth proportional to 531,995.72, 798,113.86 and 177,023.75 is: 265,575.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,995.72 : 798,113.86 = 177,023.75 : x
  2. Step 2: Convert to fraction form
    531,995.72/798,113.86 = 177,023.75/x
  3. Step 3: Cross multiply
    531,995.72x = 798,113.86 × 177,023.75
  4. Step 4: Simplify right side
    531,995.72x = 141,285,103,991.05
  5. Step 5: Solve for x
    x = 141,285,103,991.05/531,995.72
  6. Step 6: Final answer
    x = 265,575.64

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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.