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Finding the Fourth Proportional to 557,740.20, 836,610.30 and 183,714.60

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Solution

The fourth proportional to 557,740.20, 836,610.30 and 183,714.60 is: 275,571.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,740.20 : 836,610.30 = 183,714.60 : x
  2. Step 2: Convert to fraction form
    557,740.20/836,610.30 = 183,714.60/x
  3. Step 3: Cross multiply
    557,740.20x = 836,610.30 × 183,714.60
  4. Step 4: Simplify right side
    557,740.20x = 153,697,526,620.38
  5. Step 5: Solve for x
    x = 153,697,526,620.38/557,740.20
  6. Step 6: Final answer
    x = 275,571.90

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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.