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Finding the Fourth Proportional to 395,961, 593,659.34 and 185,484.12

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Solution

The fourth proportional to 395,961, 593,659.34 and 185,484.12 is: 278,094.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,961 : 593,659.34 = 185,484.12 : x
  2. Step 2: Convert to fraction form
    395,961/593,659.34 = 185,484.12/x
  3. Step 3: Cross multiply
    395,961x = 593,659.34 × 185,484.12
  4. Step 4: Simplify right side
    395,961x = 110,114,380,259.68
  5. Step 5: Solve for x
    x = 110,114,380,259.68/395,961
  6. Step 6: Final answer
    x = 278,094.00

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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.