Home / 406,869.08-561,451.91-234,794.19

Finding the Fourth Proportional to 406,869.08, 561,451.91 and 234,794.19

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Solution

The fourth proportional to 406,869.08, 561,451.91 and 234,794.19 is: 324,000.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,869.08 : 561,451.91 = 234,794.19 : x
  2. Step 2: Convert to fraction form
    406,869.08/561,451.91 = 234,794.19/x
  3. Step 3: Cross multiply
    406,869.08x = 561,451.91 × 234,794.19
  4. Step 4: Simplify right side
    406,869.08x = 131,825,647,363.88
  5. Step 5: Solve for x
    x = 131,825,647,363.88/406,869.08
  6. Step 6: Final answer
    x = 324,000.16

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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.