Home / 693,160.40-1,040,129.40-293,733.20

Finding the Fourth Proportional to 693,160.40, 1,040,129.40 and 293,733.20

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Solution

The fourth proportional to 693,160.40, 1,040,129.40 and 293,733.20 is: 440,764.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,160.40 : 1,040,129.40 = 293,733.20 : x
  2. Step 2: Convert to fraction form
    693,160.40/1,040,129.40 = 293,733.20/x
  3. Step 3: Cross multiply
    693,160.40x = 1,040,129.40 × 293,733.20
  4. Step 4: Simplify right side
    693,160.40x = 305,520,537,076.08
  5. Step 5: Solve for x
    x = 305,520,537,076.08/693,160.40
  6. Step 6: Final answer
    x = 440,764.56

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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.