Home / 526,076.40-789,114.60-146,996.40

Finding the Fourth Proportional to 526,076.40, 789,114.60 and 146,996.40

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Solution

The fourth proportional to 526,076.40, 789,114.60 and 146,996.40 is: 220,494.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,076.40 : 789,114.60 = 146,996.40 : x
  2. Step 2: Convert to fraction form
    526,076.40/789,114.60 = 146,996.40/x
  3. Step 3: Cross multiply
    526,076.40x = 789,114.60 × 146,996.40
  4. Step 4: Simplify right side
    526,076.40x = 115,997,005,387.44
  5. Step 5: Solve for x
    x = 115,997,005,387.44/526,076.40
  6. Step 6: Final answer
    x = 220,494.60

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Double scale
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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.