Home / 930,085-1,394,773.26-551,112.64

Finding the Fourth Proportional to 930,085, 1,394,773.26 and 551,112.64

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Solution

The fourth proportional to 930,085, 1,394,773.26 and 551,112.64 is: 826,459.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,085 : 1,394,773.26 = 551,112.64 : x
  2. Step 2: Convert to fraction form
    930,085/1,394,773.26 = 551,112.64/x
  3. Step 3: Cross multiply
    930,085x = 1,394,773.26 × 551,112.64
  4. Step 4: Simplify right side
    930,085x = 768,677,173,520.01
  5. Step 5: Solve for x
    x = 768,677,173,520.01/930,085
  6. Step 6: Final answer
    x = 826,459.06

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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.