Home / 339,621.60-509,432.40-182,157.60

Finding the Fourth Proportional to 339,621.60, 509,432.40 and 182,157.60

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Solution

The fourth proportional to 339,621.60, 509,432.40 and 182,157.60 is: 273,236.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,621.60 : 509,432.40 = 182,157.60 : x
  2. Step 2: Convert to fraction form
    339,621.60/509,432.40 = 182,157.60/x
  3. Step 3: Cross multiply
    339,621.60x = 509,432.40 × 182,157.60
  4. Step 4: Simplify right side
    339,621.60x = 92,796,983,346.24
  5. Step 5: Solve for x
    x = 92,796,983,346.24/339,621.60
  6. Step 6: Final answer
    x = 273,236.40

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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.