Home / 823,099.32-1,135,921.05-460,501.47

Finding the Fourth Proportional to 823,099.32, 1,135,921.05 and 460,501.47

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Solution

The fourth proportional to 823,099.32, 1,135,921.05 and 460,501.47 is: 635,516.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,099.32 : 1,135,921.05 = 460,501.47 : x
  2. Step 2: Convert to fraction form
    823,099.32/1,135,921.05 = 460,501.47/x
  3. Step 3: Cross multiply
    823,099.32x = 1,135,921.05 × 460,501.47
  4. Step 4: Simplify right side
    823,099.32x = 523,093,313,328.94
  5. Step 5: Solve for x
    x = 523,093,313,328.94/823,099.32
  6. Step 6: Final answer
    x = 635,516.64

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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.