Home / 526,022.60-789,033.90-517,274.60

Finding the Fourth Proportional to 526,022.60, 789,033.90 and 517,274.60

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Solution

The fourth proportional to 526,022.60, 789,033.90 and 517,274.60 is: 775,911.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,022.60 : 789,033.90 = 517,274.60 : x
  2. Step 2: Convert to fraction form
    526,022.60/789,033.90 = 517,274.60/x
  3. Step 3: Cross multiply
    526,022.60x = 789,033.90 × 517,274.60
  4. Step 4: Simplify right side
    526,022.60x = 408,147,195,008.94
  5. Step 5: Solve for x
    x = 408,147,195,008.94/526,022.60
  6. Step 6: Final answer
    x = 775,911.90

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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.