Home / 721,576.23-1,082,353.01-248,265.69

Finding the Fourth Proportional to 721,576.23, 1,082,353.01 and 248,265.69

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Solution

The fourth proportional to 721,576.23, 1,082,353.01 and 248,265.69 is: 372,394.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,576.23 : 1,082,353.01 = 248,265.69 : x
  2. Step 2: Convert to fraction form
    721,576.23/1,082,353.01 = 248,265.69/x
  3. Step 3: Cross multiply
    721,576.23x = 1,082,353.01 × 248,265.69
  4. Step 4: Simplify right side
    721,576.23x = 268,711,115,609.90
  5. Step 5: Solve for x
    x = 268,711,115,609.90/721,576.23
  6. Step 6: Final answer
    x = 372,394.63

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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.