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Finding the Fourth Proportional to 605,609.40, 908,414.10 and 184,830.60

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Solution

The fourth proportional to 605,609.40, 908,414.10 and 184,830.60 is: 277,245.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,609.40 : 908,414.10 = 184,830.60 : x
  2. Step 2: Convert to fraction form
    605,609.40/908,414.10 = 184,830.60/x
  3. Step 3: Cross multiply
    605,609.40x = 908,414.10 × 184,830.60
  4. Step 4: Simplify right side
    605,609.40x = 167,902,723,151.46
  5. Step 5: Solve for x
    x = 167,902,723,151.46/605,609.40
  6. Step 6: Final answer
    x = 277,245.90

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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.