Home / 823,102.81-1,135,926.06-460,505.10

Finding the Fourth Proportional to 823,102.81, 1,135,926.06 and 460,505.10

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Solution

The fourth proportional to 823,102.81, 1,135,926.06 and 460,505.10 is: 635,521.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,102.81 : 1,135,926.06 = 460,505.10 : x
  2. Step 2: Convert to fraction form
    823,102.81/1,135,926.06 = 460,505.10/x
  3. Step 3: Cross multiply
    823,102.81x = 1,135,926.06 × 460,505.10
  4. Step 4: Simplify right side
    823,102.81x = 523,099,743,852.91
  5. Step 5: Solve for x
    x = 523,099,743,852.91/823,102.81
  6. Step 6: Final answer
    x = 635,521.76

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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.