Home / 551,426.96-827,137.38-214,701.86

Finding the Fourth Proportional to 551,426.96, 827,137.38 and 214,701.86

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Solution

The fourth proportional to 551,426.96, 827,137.38 and 214,701.86 is: 322,051.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,426.96 : 827,137.38 = 214,701.86 : x
  2. Step 2: Convert to fraction form
    551,426.96/827,137.38 = 214,701.86/x
  3. Step 3: Cross multiply
    551,426.96x = 827,137.38 × 214,701.86
  4. Step 4: Simplify right side
    551,426.96x = 177,587,933,961.53
  5. Step 5: Solve for x
    x = 177,587,933,961.53/551,426.96
  6. Step 6: Final answer
    x = 322,051.60

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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.