Home / 406,668.24-561,192.60-236,891.40

Finding the Fourth Proportional to 406,668.24, 561,192.60 and 236,891.40

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Solution

The fourth proportional to 406,668.24, 561,192.60 and 236,891.40 is: 326,904.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,668.24 : 561,192.60 = 236,891.40 : x
  2. Step 2: Convert to fraction form
    406,668.24/561,192.60 = 236,891.40/x
  3. Step 3: Cross multiply
    406,668.24x = 561,192.60 × 236,891.40
  4. Step 4: Simplify right side
    406,668.24x = 132,941,700,683.64
  5. Step 5: Solve for x
    x = 132,941,700,683.64/406,668.24
  6. Step 6: Final answer
    x = 326,904.56

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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.