Home / 764,380.98-1,146,595.59-195,765.66

Finding the Fourth Proportional to 764,380.98, 1,146,595.59 and 195,765.66

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Solution

The fourth proportional to 764,380.98, 1,146,595.59 and 195,765.66 is: 293,654.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,380.98 : 1,146,595.59 = 195,765.66 : x
  2. Step 2: Convert to fraction form
    764,380.98/1,146,595.59 = 195,765.66/x
  3. Step 3: Cross multiply
    764,380.98x = 1,146,595.59 × 195,765.66
  4. Step 4: Simplify right side
    764,380.98x = 224,464,042,429.44
  5. Step 5: Solve for x
    x = 224,464,042,429.44/764,380.98
  6. Step 6: Final answer
    x = 293,654.67

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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.