Home / 827,604.40-1,241,406.60-743,623.60

Finding the Fourth Proportional to 827,604.40, 1,241,406.60 and 743,623.60

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Solution

The fourth proportional to 827,604.40, 1,241,406.60 and 743,623.60 is: 1,115,435.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,604.40 : 1,241,406.60 = 743,623.60 : x
  2. Step 2: Convert to fraction form
    827,604.40/1,241,406.60 = 743,623.60/x
  3. Step 3: Cross multiply
    827,604.40x = 1,241,406.60 × 743,623.60
  4. Step 4: Simplify right side
    827,604.40x = 923,139,244,955.76
  5. Step 5: Solve for x
    x = 923,139,244,955.76/827,604.40
  6. Step 6: Final answer
    x = 1,115,435.40

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1.5x scale

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.