Home / 526,410.81-789,671.58-171,452.52

Finding the Fourth Proportional to 526,410.81, 789,671.58 and 171,452.52

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Solution

The fourth proportional to 526,410.81, 789,671.58 and 171,452.52 is: 257,196.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,410.81 : 789,671.58 = 171,452.52 : x
  2. Step 2: Convert to fraction form
    526,410.81/789,671.58 = 171,452.52/x
  3. Step 3: Cross multiply
    526,410.81x = 789,671.58 × 171,452.52
  4. Step 4: Simplify right side
    526,410.81x = 135,391,182,363.38
  5. Step 5: Solve for x
    x = 135,391,182,363.38/526,410.81
  6. Step 6: Final answer
    x = 257,196.81

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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.