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Finding the Fourth Proportional to 500,714.06, 751,071.63 and 126,737.06

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Solution

The fourth proportional to 500,714.06, 751,071.63 and 126,737.06 is: 190,105.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,714.06 : 751,071.63 = 126,737.06 : x
  2. Step 2: Convert to fraction form
    500,714.06/751,071.63 = 126,737.06/x
  3. Step 3: Cross multiply
    500,714.06x = 751,071.63 × 126,737.06
  4. Step 4: Simplify right side
    500,714.06x = 95,188,610,235.61
  5. Step 5: Solve for x
    x = 95,188,610,235.61/500,714.06
  6. Step 6: Final answer
    x = 190,105.73

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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.