Home / 330,228.04-455,716.38-179,325.04

Finding the Fourth Proportional to 330,228.04, 455,716.38 and 179,325.04

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Solution

The fourth proportional to 330,228.04, 455,716.38 and 179,325.04 is: 247,469.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,228.04 : 455,716.38 = 179,325.04 : x
  2. Step 2: Convert to fraction form
    330,228.04/455,716.38 = 179,325.04/x
  3. Step 3: Cross multiply
    330,228.04x = 455,716.38 × 179,325.04
  4. Step 4: Simplify right side
    330,228.04x = 81,721,358,072.16
  5. Step 5: Solve for x
    x = 81,721,358,072.16/330,228.04
  6. Step 6: Final answer
    x = 247,469.47

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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.