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Finding the Fourth Proportional to 727,659.24, 996,896.77 and 700,387

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Solution

The fourth proportional to 727,659.24, 996,896.77 and 700,387 is: 959,533.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,659.24 : 996,896.77 = 700,387 : x
  2. Step 2: Convert to fraction form
    727,659.24/996,896.77 = 700,387/x
  3. Step 3: Cross multiply
    727,659.24x = 996,896.77 × 700,387
  4. Step 4: Simplify right side
    727,659.24x = 698,213,538,049.99
  5. Step 5: Solve for x
    x = 698,213,538,049.99/727,659.24
  6. Step 6: Final answer
    x = 959,533.67

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.