Home / 377,956.60-566,934.90-188,999.80

Finding the Fourth Proportional to 377,956.60, 566,934.90 and 188,999.80

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Solution

The fourth proportional to 377,956.60, 566,934.90 and 188,999.80 is: 283,499.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,956.60 : 566,934.90 = 188,999.80 : x
  2. Step 2: Convert to fraction form
    377,956.60/566,934.90 = 188,999.80/x
  3. Step 3: Cross multiply
    377,956.60x = 566,934.90 × 188,999.80
  4. Step 4: Simplify right side
    377,956.60x = 107,150,582,713.02
  5. Step 5: Solve for x
    x = 107,150,582,713.02/377,956.60
  6. Step 6: Final answer
    x = 283,499.70

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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.