Home / 734,545.82-1,013,772.14-412,273.55

Finding the Fourth Proportional to 734,545.82, 1,013,772.14 and 412,273.55

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Solution

The fourth proportional to 734,545.82, 1,013,772.14 and 412,273.55 is: 568,993.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,545.82 : 1,013,772.14 = 412,273.55 : x
  2. Step 2: Convert to fraction form
    734,545.82/1,013,772.14 = 412,273.55/x
  3. Step 3: Cross multiply
    734,545.82x = 1,013,772.14 × 412,273.55
  4. Step 4: Simplify right side
    734,545.82x = 417,951,439,048.90
  5. Step 5: Solve for x
    x = 417,951,439,048.90/734,545.82
  6. Step 6: Final answer
    x = 568,993.01

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.