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Finding the Fourth Proportional to 605,425.20, 908,137.80 and 184,700.40

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Solution

The fourth proportional to 605,425.20, 908,137.80 and 184,700.40 is: 277,050.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,425.20 : 908,137.80 = 184,700.40 : x
  2. Step 2: Convert to fraction form
    605,425.20/908,137.80 = 184,700.40/x
  3. Step 3: Cross multiply
    605,425.20x = 908,137.80 × 184,700.40
  4. Step 4: Simplify right side
    605,425.20x = 167,733,414,915.12
  5. Step 5: Solve for x
    x = 167,733,414,915.12/605,425.20
  6. Step 6: Final answer
    x = 277,050.60

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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.