Home / 437,236.31-654,373.11-268,863.29

Finding the Fourth Proportional to 437,236.31, 654,373.11 and 268,863.29

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Solution

The fourth proportional to 437,236.31, 654,373.11 and 268,863.29 is: 402,384.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,236.31 : 654,373.11 = 268,863.29 : x
  2. Step 2: Convert to fraction form
    437,236.31/654,373.11 = 268,863.29/x
  3. Step 3: Cross multiply
    437,236.31x = 654,373.11 × 268,863.29
  4. Step 4: Simplify right side
    437,236.31x = 175,936,903,970.27
  5. Step 5: Solve for x
    x = 175,936,903,970.27/437,236.31
  6. Step 6: Final answer
    x = 402,384.02

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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.