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Finding the Fourth Proportional to 525,773.27, 788,659.92 and 126,414.06

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Solution

The fourth proportional to 525,773.27, 788,659.92 and 126,414.06 is: 189,621.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,773.27 : 788,659.92 = 126,414.06 : x
  2. Step 2: Convert to fraction form
    525,773.27/788,659.92 = 126,414.06/x
  3. Step 3: Cross multiply
    525,773.27x = 788,659.92 × 126,414.06
  4. Step 4: Simplify right side
    525,773.27x = 99,697,702,446.48
  5. Step 5: Solve for x
    x = 99,697,702,446.48/525,773.27
  6. Step 6: Final answer
    x = 189,621.09

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Similar ratio
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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.