Home / 328,824.60-493,755.30-188,856.60

Finding the Fourth Proportional to 328,824.60, 493,755.30 and 188,856.60

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Solution

The fourth proportional to 328,824.60, 493,755.30 and 188,856.60 is: 283,582.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,824.60 : 493,755.30 = 188,856.60 : x
  2. Step 2: Convert to fraction form
    328,824.60/493,755.30 = 188,856.60/x
  3. Step 3: Cross multiply
    328,824.60x = 493,755.30 × 188,856.60
  4. Step 4: Simplify right side
    328,824.60x = 93,248,947,189.98
  5. Step 5: Solve for x
    x = 93,248,947,189.98/328,824.60
  6. Step 6: Final answer
    x = 283,582.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.