Home / 351,436.32-527,449.73-151,909.02

Finding the Fourth Proportional to 351,436.32, 527,449.73 and 151,909.02

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Solution

The fourth proportional to 351,436.32, 527,449.73 and 151,909.02 is: 227,991.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,436.32 : 527,449.73 = 151,909.02 : x
  2. Step 2: Convert to fraction form
    351,436.32/527,449.73 = 151,909.02/x
  3. Step 3: Cross multiply
    351,436.32x = 527,449.73 × 151,909.02
  4. Step 4: Simplify right side
    351,436.32x = 80,124,370,824.02
  5. Step 5: Solve for x
    x = 80,124,370,824.02/351,436.32
  6. Step 6: Final answer
    x = 227,991.15

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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.