Home / 792,000.60-1,188,000.90-540,058.20

Finding the Fourth Proportional to 792,000.60, 1,188,000.90 and 540,058.20

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Solution

The fourth proportional to 792,000.60, 1,188,000.90 and 540,058.20 is: 810,087.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,000.60 : 1,188,000.90 = 540,058.20 : x
  2. Step 2: Convert to fraction form
    792,000.60/1,188,000.90 = 540,058.20/x
  3. Step 3: Cross multiply
    792,000.60x = 1,188,000.90 × 540,058.20
  4. Step 4: Simplify right side
    792,000.60x = 641,589,627,652.38
  5. Step 5: Solve for x
    x = 641,589,627,652.38/792,000.60
  6. Step 6: Final answer
    x = 810,087.30

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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.