Home / 294,336.48-406,328.33-197,505.69

Finding the Fourth Proportional to 294,336.48, 406,328.33 and 197,505.69

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Solution

The fourth proportional to 294,336.48, 406,328.33 and 197,505.69 is: 272,654.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,336.48 : 406,328.33 = 197,505.69 : x
  2. Step 2: Convert to fraction form
    294,336.48/406,328.33 = 197,505.69/x
  3. Step 3: Cross multiply
    294,336.48x = 406,328.33 × 197,505.69
  4. Step 4: Simplify right side
    294,336.48x = 80,252,154,164.03
  5. Step 5: Solve for x
    x = 80,252,154,164.03/294,336.48
  6. Step 6: Final answer
    x = 272,654.47

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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.