Home / 669,388.36-923,766.52-363,464.56

Finding the Fourth Proportional to 669,388.36, 923,766.52 and 363,464.56

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Solution

The fourth proportional to 669,388.36, 923,766.52 and 363,464.56 is: 501,586.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,388.36 : 923,766.52 = 363,464.56 : x
  2. Step 2: Convert to fraction form
    669,388.36/923,766.52 = 363,464.56/x
  3. Step 3: Cross multiply
    669,388.36x = 923,766.52 × 363,464.56
  4. Step 4: Simplify right side
    669,388.36x = 335,756,391,734.53
  5. Step 5: Solve for x
    x = 335,756,391,734.53/669,388.36
  6. Step 6: Final answer
    x = 501,586.84

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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.