Home / 526,536.24-789,653.69-171,581.28

Finding the Fourth Proportional to 526,536.24, 789,653.69 and 171,581.28

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Solution

The fourth proportional to 526,536.24, 789,653.69 and 171,581.28 is: 257,322.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,536.24 : 789,653.69 = 171,581.28 : x
  2. Step 2: Convert to fraction form
    526,536.24/789,653.69 = 171,581.28/x
  3. Step 3: Cross multiply
    526,536.24x = 789,653.69 × 171,581.28
  4. Step 4: Simplify right side
    526,536.24x = 135,489,788,676.39
  5. Step 5: Solve for x
    x = 135,489,788,676.39/526,536.24
  6. Step 6: Final answer
    x = 257,322.82

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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.