Home / 693,600.90-1,040,401.35-194,900.10

Finding the Fourth Proportional to 693,600.90, 1,040,401.35 and 194,900.10

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Solution

The fourth proportional to 693,600.90, 1,040,401.35 and 194,900.10 is: 292,350.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,600.90 : 1,040,401.35 = 194,900.10 : x
  2. Step 2: Convert to fraction form
    693,600.90/1,040,401.35 = 194,900.10/x
  3. Step 3: Cross multiply
    693,600.90x = 1,040,401.35 × 194,900.10
  4. Step 4: Simplify right side
    693,600.90x = 202,774,327,155.14
  5. Step 5: Solve for x
    x = 202,774,327,155.14/693,600.90
  6. Step 6: Final answer
    x = 292,350.15

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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.