Home / 406,234.22-561,187.16-324,455.10

Finding the Fourth Proportional to 406,234.22, 561,187.16 and 324,455.10

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Solution

The fourth proportional to 406,234.22, 561,187.16 and 324,455.10 is: 448,214.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,234.22 : 561,187.16 = 324,455.10 : x
  2. Step 2: Convert to fraction form
    406,234.22/561,187.16 = 324,455.10/x
  3. Step 3: Cross multiply
    406,234.22x = 561,187.16 × 324,455.10
  4. Step 4: Simplify right side
    406,234.22x = 182,080,034,494.24
  5. Step 5: Solve for x
    x = 182,080,034,494.24/406,234.22
  6. Step 6: Final answer
    x = 448,214.42

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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.