Home / 331,056.28-456,826.08-185,828.80

Finding the Fourth Proportional to 331,056.28, 456,826.08 and 185,828.80

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Solution

The fourth proportional to 331,056.28, 456,826.08 and 185,828.80 is: 256,426.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,056.28 : 456,826.08 = 185,828.80 : x
  2. Step 2: Convert to fraction form
    331,056.28/456,826.08 = 185,828.80/x
  3. Step 3: Cross multiply
    331,056.28x = 456,826.08 × 185,828.80
  4. Step 4: Simplify right side
    331,056.28x = 84,891,439,970.97
  5. Step 5: Solve for x
    x = 84,891,439,970.97/331,056.28
  6. Step 6: Final answer
    x = 256,426.01

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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.