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Finding the Fourth Proportional to 669,283.58, 923,604.81 and 363,353.33

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Solution

The fourth proportional to 669,283.58, 923,604.81 and 363,353.33 is: 501,424.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,283.58 : 923,604.81 = 363,353.33 : x
  2. Step 2: Convert to fraction form
    669,283.58/923,604.81 = 363,353.33/x
  3. Step 3: Cross multiply
    669,283.58x = 923,604.81 × 363,353.33
  4. Step 4: Simplify right side
    669,283.58x = 335,594,883,317.52
  5. Step 5: Solve for x
    x = 335,594,883,317.52/669,283.58
  6. Step 6: Final answer
    x = 501,424.05

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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.