Home / 330,705.28-456,371.04-179,802.28

Finding the Fourth Proportional to 330,705.28, 456,371.04 and 179,802.28

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Solution

The fourth proportional to 330,705.28, 456,371.04 and 179,802.28 is: 248,125.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,705.28 : 456,371.04 = 179,802.28 : x
  2. Step 2: Convert to fraction form
    330,705.28/456,371.04 = 179,802.28/x
  3. Step 3: Cross multiply
    330,705.28x = 456,371.04 × 179,802.28
  4. Step 4: Simplify right side
    330,705.28x = 82,056,553,517.97
  5. Step 5: Solve for x
    x = 82,056,553,517.97/330,705.28
  6. Step 6: Final answer
    x = 248,125.93

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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.