Home / 545,844.60-818,548.20-190,675.80

Finding the Fourth Proportional to 545,844.60, 818,548.20 and 190,675.80

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Solution

The fourth proportional to 545,844.60, 818,548.20 and 190,675.80 is: 285,937.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,844.60 : 818,548.20 = 190,675.80 : x
  2. Step 2: Convert to fraction form
    545,844.60/818,548.20 = 190,675.80/x
  3. Step 3: Cross multiply
    545,844.60x = 818,548.20 × 190,675.80
  4. Step 4: Simplify right side
    545,844.60x = 156,077,332,873.56
  5. Step 5: Solve for x
    x = 156,077,332,873.56/545,844.60
  6. Step 6: Final answer
    x = 285,937.30

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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.