Home / 619,232.20-928,848.30-198,550.60

Finding the Fourth Proportional to 619,232.20, 928,848.30 and 198,550.60

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Solution

The fourth proportional to 619,232.20, 928,848.30 and 198,550.60 is: 297,825.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,232.20 : 928,848.30 = 198,550.60 : x
  2. Step 2: Convert to fraction form
    619,232.20/928,848.30 = 198,550.60/x
  3. Step 3: Cross multiply
    619,232.20x = 928,848.30 × 198,550.60
  4. Step 4: Simplify right side
    619,232.20x = 184,423,387,273.98
  5. Step 5: Solve for x
    x = 184,423,387,273.98/619,232.20
  6. Step 6: Final answer
    x = 297,825.90

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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.