Home / 669,120.41-923,388.30-363,197.03

Finding the Fourth Proportional to 669,120.41, 923,388.30 and 363,197.03

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Solution

The fourth proportional to 669,120.41, 923,388.30 and 363,197.03 is: 501,213.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,120.41 : 923,388.30 = 363,197.03 : x
  2. Step 2: Convert to fraction form
    669,120.41/923,388.30 = 363,197.03/x
  3. Step 3: Cross multiply
    669,120.41x = 923,388.30 × 363,197.03
  4. Step 4: Simplify right side
    669,120.41x = 335,371,883,479.81
  5. Step 5: Solve for x
    x = 335,371,883,479.81/669,120.41
  6. Step 6: Final answer
    x = 501,213.06

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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.