Home / 693,765.52-1,040,637.36-374,066.20

Finding the Fourth Proportional to 693,765.52, 1,040,637.36 and 374,066.20

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Solution

The fourth proportional to 693,765.52, 1,040,637.36 and 374,066.20 is: 561,093.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,765.52 : 1,040,637.36 = 374,066.20 : x
  2. Step 2: Convert to fraction form
    693,765.52/1,040,637.36 = 374,066.20/x
  3. Step 3: Cross multiply
    693,765.52x = 1,040,637.36 × 374,066.20
  4. Step 4: Simplify right side
    693,765.52x = 389,267,262,833.23
  5. Step 5: Solve for x
    x = 389,267,262,833.23/693,765.52
  6. Step 6: Final answer
    x = 561,093.41

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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.