Home / 693,601.13-1,040,401.70-194,965.13

Finding the Fourth Proportional to 693,601.13, 1,040,401.70 and 194,965.13

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Solution

The fourth proportional to 693,601.13, 1,040,401.70 and 194,965.13 is: 292,447.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,601.13 : 1,040,401.70 = 194,965.13 : x
  2. Step 2: Convert to fraction form
    693,601.13/1,040,401.70 = 194,965.13/x
  3. Step 3: Cross multiply
    693,601.13x = 1,040,401.70 × 194,965.13
  4. Step 4: Simplify right side
    693,601.13x = 202,842,046,515.89
  5. Step 5: Solve for x
    x = 202,842,046,515.89/693,601.13
  6. Step 6: Final answer
    x = 292,447.69

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Double scale
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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.