Home / 238,646.85-358,626.38-223,042.60

Finding the Fourth Proportional to 238,646.85, 358,626.38 and 223,042.60

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Solution

The fourth proportional to 238,646.85, 358,626.38 and 223,042.60 is: 335,177.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,646.85 : 358,626.38 = 223,042.60 : x
  2. Step 2: Convert to fraction form
    238,646.85/358,626.38 = 223,042.60/x
  3. Step 3: Cross multiply
    238,646.85x = 358,626.38 × 223,042.60
  4. Step 4: Simplify right side
    238,646.85x = 79,988,959,556.86
  5. Step 5: Solve for x
    x = 79,988,959,556.86/238,646.85
  6. Step 6: Final answer
    x = 335,177.11

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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.