Home / 464,231.20-696,346.80-131,807.20

Finding the Fourth Proportional to 464,231.20, 696,346.80 and 131,807.20

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Solution

The fourth proportional to 464,231.20, 696,346.80 and 131,807.20 is: 197,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,231.20 : 696,346.80 = 131,807.20 : x
  2. Step 2: Convert to fraction form
    464,231.20/696,346.80 = 131,807.20/x
  3. Step 3: Cross multiply
    464,231.20x = 696,346.80 × 131,807.20
  4. Step 4: Simplify right side
    464,231.20x = 91,783,521,936.96
  5. Step 5: Solve for x
    x = 91,783,521,936.96/464,231.20
  6. Step 6: Final answer
    x = 197,710.80

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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.