Home / 330,590.08-456,217.32-179,687.44

Finding the Fourth Proportional to 330,590.08, 456,217.32 and 179,687.44

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Solution

The fourth proportional to 330,590.08, 456,217.32 and 179,687.44 is: 247,970.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,590.08 : 456,217.32 = 179,687.44 : x
  2. Step 2: Convert to fraction form
    330,590.08/456,217.32 = 179,687.44/x
  3. Step 3: Cross multiply
    330,590.08x = 456,217.32 × 179,687.44
  4. Step 4: Simplify right side
    330,590.08x = 81,976,522,314.46
  5. Step 5: Solve for x
    x = 81,976,522,314.46/330,590.08
  6. Step 6: Final answer
    x = 247,970.30

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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.