Home / 693,623.25-1,040,434.88-194,987.25

Finding the Fourth Proportional to 693,623.25, 1,040,434.88 and 194,987.25

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Solution

The fourth proportional to 693,623.25, 1,040,434.88 and 194,987.25 is: 292,480.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,623.25 : 1,040,434.88 = 194,987.25 : x
  2. Step 2: Convert to fraction form
    693,623.25/1,040,434.88 = 194,987.25/x
  3. Step 3: Cross multiply
    693,623.25x = 1,040,434.88 × 194,987.25
  4. Step 4: Simplify right side
    693,623.25x = 202,871,535,080.34
  5. Step 5: Solve for x
    x = 202,871,535,080.34/693,623.25
  6. Step 6: Final answer
    x = 292,480.88

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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.