Home / 623,736.20-935,604.30-224,438.60

Finding the Fourth Proportional to 623,736.20, 935,604.30 and 224,438.60

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Solution

The fourth proportional to 623,736.20, 935,604.30 and 224,438.60 is: 336,657.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,736.20 : 935,604.30 = 224,438.60 : x
  2. Step 2: Convert to fraction form
    623,736.20/935,604.30 = 224,438.60/x
  3. Step 3: Cross multiply
    623,736.20x = 935,604.30 × 224,438.60
  4. Step 4: Simplify right side
    623,736.20x = 209,985,719,245.98
  5. Step 5: Solve for x
    x = 209,985,719,245.98/623,736.20
  6. Step 6: Final answer
    x = 336,657.90

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Double scale
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Similar ratio
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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.