Home / 693,601.40-1,040,402.10-194,900.60

Finding the Fourth Proportional to 693,601.40, 1,040,402.10 and 194,900.60

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Solution

The fourth proportional to 693,601.40, 1,040,402.10 and 194,900.60 is: 292,350.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,601.40 : 1,040,402.10 = 194,900.60 : x
  2. Step 2: Convert to fraction form
    693,601.40/1,040,402.10 = 194,900.60/x
  3. Step 3: Cross multiply
    693,601.40x = 1,040,402.10 × 194,900.60
  4. Step 4: Simplify right side
    693,601.40x = 202,774,993,531.26
  5. Step 5: Solve for x
    x = 202,774,993,531.26/693,601.40
  6. Step 6: Final answer
    x = 292,350.90

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Similar ratio
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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.