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Finding the Fourth Proportional to 337,346.76, 465,555.88 and 194,128.23

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Solution

The fourth proportional to 337,346.76, 465,555.88 and 194,128.23 is: 267,906.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,346.76 : 465,555.88 = 194,128.23 : x
  2. Step 2: Convert to fraction form
    337,346.76/465,555.88 = 194,128.23/x
  3. Step 3: Cross multiply
    337,346.76x = 465,555.88 × 194,128.23
  4. Step 4: Simplify right side
    337,346.76x = 90,377,538,950.49
  5. Step 5: Solve for x
    x = 90,377,538,950.49/337,346.76
  6. Step 6: Final answer
    x = 267,906.94

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Double scale
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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.