Home / 526,061.60-789,092.40-171,087.20

Finding the Fourth Proportional to 526,061.60, 789,092.40 and 171,087.20

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Solution

The fourth proportional to 526,061.60, 789,092.40 and 171,087.20 is: 256,630.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,061.60 : 789,092.40 = 171,087.20 : x
  2. Step 2: Convert to fraction form
    526,061.60/789,092.40 = 171,087.20/x
  3. Step 3: Cross multiply
    526,061.60x = 789,092.40 × 171,087.20
  4. Step 4: Simplify right side
    526,061.60x = 135,003,609,257.28
  5. Step 5: Solve for x
    x = 135,003,609,257.28/526,061.60
  6. Step 6: Final answer
    x = 256,630.80

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Similar ratio
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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.