Home / 526,141.02-789,218.82-171,156.90

Finding the Fourth Proportional to 526,141.02, 789,218.82 and 171,156.90

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Solution

The fourth proportional to 526,141.02, 789,218.82 and 171,156.90 is: 256,737.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,141.02 : 789,218.82 = 171,156.90 : x
  2. Step 2: Convert to fraction form
    526,141.02/789,218.82 = 171,156.90/x
  3. Step 3: Cross multiply
    526,141.02x = 789,218.82 × 171,156.90
  4. Step 4: Simplify right side
    526,141.02x = 135,080,246,652.86
  5. Step 5: Solve for x
    x = 135,080,246,652.86/526,141.02
  6. Step 6: Final answer
    x = 256,737.72

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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.