Home / 579,122.16-868,645.11-200,048.33

Finding the Fourth Proportional to 579,122.16, 868,645.11 and 200,048.33

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Solution

The fourth proportional to 579,122.16, 868,645.11 and 200,048.33 is: 300,059.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,122.16 : 868,645.11 = 200,048.33 : x
  2. Step 2: Convert to fraction form
    579,122.16/868,645.11 = 200,048.33/x
  3. Step 3: Cross multiply
    579,122.16x = 868,645.11 × 200,048.33
  4. Step 4: Simplify right side
    579,122.16x = 173,771,003,618.17
  5. Step 5: Solve for x
    x = 173,771,003,618.17/579,122.16
  6. Step 6: Final answer
    x = 300,059.32

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