Home / 526,510.17-789,847.26-171,441.60

Finding the Fourth Proportional to 526,510.17, 789,847.26 and 171,441.60

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Solution

The fourth proportional to 526,510.17, 789,847.26 and 171,441.60 is: 257,189.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,510.17 : 789,847.26 = 171,441.60 : x
  2. Step 2: Convert to fraction form
    526,510.17/789,847.26 = 171,441.60/x
  3. Step 3: Cross multiply
    526,510.17x = 789,847.26 × 171,441.60
  4. Step 4: Simplify right side
    526,510.17x = 135,412,678,010.02
  5. Step 5: Solve for x
    x = 135,412,678,010.02/526,510.17
  6. Step 6: Final answer
    x = 257,189.10

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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.