Home / 905,747.60-1,359,496.20-551,453.60

Finding the Fourth Proportional to 905,747.60, 1,359,496.20 and 551,453.60

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Solution

The fourth proportional to 905,747.60, 1,359,496.20 and 551,453.60 is: 827,713.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,747.60 : 1,359,496.20 = 551,453.60 : x
  2. Step 2: Convert to fraction form
    905,747.60/1,359,496.20 = 551,453.60/x
  3. Step 3: Cross multiply
    905,747.60x = 1,359,496.20 × 551,453.60
  4. Step 4: Simplify right side
    905,747.60x = 749,699,073,676.32
  5. Step 5: Solve for x
    x = 749,699,073,676.32/905,747.60
  6. Step 6: Final answer
    x = 827,713.01

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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.