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Finding the Fourth Proportional to 669,261.71, 923,597.21 and 363,350.97

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Solution

The fourth proportional to 669,261.71, 923,597.21 and 363,350.97 is: 501,433.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,261.71 : 923,597.21 = 363,350.97 : x
  2. Step 2: Convert to fraction form
    669,261.71/923,597.21 = 363,350.97/x
  3. Step 3: Cross multiply
    669,261.71x = 923,597.21 × 363,350.97
  4. Step 4: Simplify right side
    669,261.71x = 335,589,940,326.04
  5. Step 5: Solve for x
    x = 335,589,940,326.04/669,261.71
  6. Step 6: Final answer
    x = 501,433.05

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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.