Home / 734,049.30-1,013,028.21-411,861.54

Finding the Fourth Proportional to 734,049.30, 1,013,028.21 and 411,861.54

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Solution

The fourth proportional to 734,049.30, 1,013,028.21 and 411,861.54 is: 568,391.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,049.30 : 1,013,028.21 = 411,861.54 : x
  2. Step 2: Convert to fraction form
    734,049.30/1,013,028.21 = 411,861.54/x
  3. Step 3: Cross multiply
    734,049.30x = 1,013,028.21 × 411,861.54
  4. Step 4: Simplify right side
    734,049.30x = 417,227,358,634.04
  5. Step 5: Solve for x
    x = 417,227,358,634.04/734,049.30
  6. Step 6: Final answer
    x = 568,391.47

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.