Home / 526,536.52-789,654.12-171,581.56

Finding the Fourth Proportional to 526,536.52, 789,654.12 and 171,581.56

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Solution

The fourth proportional to 526,536.52, 789,654.12 and 171,581.56 is: 257,323.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,536.52 : 789,654.12 = 171,581.56 : x
  2. Step 2: Convert to fraction form
    526,536.52/789,654.12 = 171,581.56/x
  3. Step 3: Cross multiply
    526,536.52x = 789,654.12 × 171,581.56
  4. Step 4: Simplify right side
    526,536.52x = 135,490,083,152.46
  5. Step 5: Solve for x
    x = 135,490,083,152.46/526,536.52
  6. Step 6: Final answer
    x = 257,323.24

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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.