Home / 764,325.30-1,146,196.35-231,669.30

Finding the Fourth Proportional to 764,325.30, 1,146,196.35 and 231,669.30

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Solution

The fourth proportional to 764,325.30, 1,146,196.35 and 231,669.30 is: 347,415.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,325.30 : 1,146,196.35 = 231,669.30 : x
  2. Step 2: Convert to fraction form
    764,325.30/1,146,196.35 = 231,669.30/x
  3. Step 3: Cross multiply
    764,325.30x = 1,146,196.35 × 231,669.30
  4. Step 4: Simplify right side
    764,325.30x = 265,538,506,067.06
  5. Step 5: Solve for x
    x = 265,538,506,067.06/764,325.30
  6. Step 6: Final answer
    x = 347,415.57

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Double scale
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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.