Home / 669,100.31-923,333.72-363,170.19

Finding the Fourth Proportional to 669,100.31, 923,333.72 and 363,170.19

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Solution

The fourth proportional to 669,100.31, 923,333.72 and 363,170.19 is: 501,161.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,100.31 : 923,333.72 = 363,170.19 : x
  2. Step 2: Convert to fraction form
    669,100.31/923,333.72 = 363,170.19/x
  3. Step 3: Cross multiply
    669,100.31x = 923,333.72 × 363,170.19
  4. Step 4: Simplify right side
    669,100.31x = 335,327,286,215.29
  5. Step 5: Solve for x
    x = 335,327,286,215.29/669,100.31
  6. Step 6: Final answer
    x = 501,161.45

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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.