Home / 334,143.60-502,381.80-327,145.20

Finding the Fourth Proportional to 334,143.60, 502,381.80 and 327,145.20

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Solution

The fourth proportional to 334,143.60, 502,381.80 and 327,145.20 is: 491,859.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,143.60 : 502,381.80 = 327,145.20 : x
  2. Step 2: Convert to fraction form
    334,143.60/502,381.80 = 327,145.20/x
  3. Step 3: Cross multiply
    334,143.60x = 502,381.80 × 327,145.20
  4. Step 4: Simplify right side
    334,143.60x = 164,351,794,437.36
  5. Step 5: Solve for x
    x = 164,351,794,437.36/334,143.60
  6. Step 6: Final answer
    x = 491,859.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.