Home / 330,153.39-455,611.65-179,250.39

Finding the Fourth Proportional to 330,153.39, 455,611.65 and 179,250.39

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Solution

The fourth proportional to 330,153.39, 455,611.65 and 179,250.39 is: 247,365.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,153.39 : 455,611.65 = 179,250.39 : x
  2. Step 2: Convert to fraction form
    330,153.39/455,611.65 = 179,250.39/x
  3. Step 3: Cross multiply
    330,153.39x = 455,611.65 × 179,250.39
  4. Step 4: Simplify right side
    330,153.39x = 81,668,565,951.04
  5. Step 5: Solve for x
    x = 81,668,565,951.04/330,153.39
  6. Step 6: Final answer
    x = 247,365.52

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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.