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Finding the Third Proportional to 524,856.38 and 787,147.88

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Solution

The third proportional to 524,856.38 and 787,147.88 is: 1,180,516.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,856.38 : 787,147.88 = 787,147.88 : x
  2. Step 2: Convert to fraction form
    524,856.38/787,147.88 = 787,147.88/x
  3. Step 3: Cross multiply
    524,856.38x = 787,147.88 × 787,147.88
  4. Step 4: Simplify right side
    524,856.38x = 619,601,777,117.02
  5. Step 5: Solve for x
    x = 619,601,777,117.02/524,856.38
  6. Step 6: Final answer
    x = 1,180,516.82

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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.