Home / 764,368.40-1,146,552.60-231,863.60

Finding the Fourth Proportional to 764,368.40, 1,146,552.60 and 231,863.60

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Solution

The fourth proportional to 764,368.40, 1,146,552.60 and 231,863.60 is: 347,795.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,368.40 : 1,146,552.60 = 231,863.60 : x
  2. Step 2: Convert to fraction form
    764,368.40/1,146,552.60 = 231,863.60/x
  3. Step 3: Cross multiply
    764,368.40x = 1,146,552.60 × 231,863.60
  4. Step 4: Simplify right side
    764,368.40x = 265,843,813,425.36
  5. Step 5: Solve for x
    x = 265,843,813,425.36/764,368.40
  6. Step 6: Final answer
    x = 347,795.40

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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.