Home / 764,673.40-1,147,010.10-232,168.60

Finding the Fourth Proportional to 764,673.40, 1,147,010.10 and 232,168.60

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Solution

The fourth proportional to 764,673.40, 1,147,010.10 and 232,168.60 is: 348,252.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,673.40 : 1,147,010.10 = 232,168.60 : x
  2. Step 2: Convert to fraction form
    764,673.40/1,147,010.10 = 232,168.60/x
  3. Step 3: Cross multiply
    764,673.40x = 1,147,010.10 × 232,168.60
  4. Step 4: Simplify right side
    764,673.40x = 266,299,729,102.86
  5. Step 5: Solve for x
    x = 266,299,729,102.86/764,673.40
  6. Step 6: Final answer
    x = 348,252.90

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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.