Home / 322,678.08-445,259.66-179,429.58

Finding the Fourth Proportional to 322,678.08, 445,259.66 and 179,429.58

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Solution

The fourth proportional to 322,678.08, 445,259.66 and 179,429.58 is: 247,592.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,678.08 : 445,259.66 = 179,429.58 : x
  2. Step 2: Convert to fraction form
    322,678.08/445,259.66 = 179,429.58/x
  3. Step 3: Cross multiply
    322,678.08x = 445,259.66 × 179,429.58
  4. Step 4: Simplify right side
    322,678.08x = 79,892,752,887.59
  5. Step 5: Solve for x
    x = 79,892,752,887.59/322,678.08
  6. Step 6: Final answer
    x = 247,592.75

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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.