Home / 693,604.40-1,040,406.60-194,903.60

Finding the Fourth Proportional to 693,604.40, 1,040,406.60 and 194,903.60

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Solution

The fourth proportional to 693,604.40, 1,040,406.60 and 194,903.60 is: 292,355.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,604.40 : 1,040,406.60 = 194,903.60 : x
  2. Step 2: Convert to fraction form
    693,604.40/1,040,406.60 = 194,903.60/x
  3. Step 3: Cross multiply
    693,604.40x = 1,040,406.60 × 194,903.60
  4. Step 4: Simplify right side
    693,604.40x = 202,778,991,803.76
  5. Step 5: Solve for x
    x = 202,778,991,803.76/693,604.40
  6. Step 6: Final answer
    x = 292,355.40

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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.