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Finding the Third Proportional to 491,864.06 and 723,729.94

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Solution

The third proportional to 491,864.06 and 723,729.94 is: 1,064,897.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,864.06 : 723,729.94 = 723,729.94 : x
  2. Step 2: Convert to fraction form
    491,864.06/723,729.94 = 723,729.94/x
  3. Step 3: Cross multiply
    491,864.06x = 723,729.94 × 723,729.94
  4. Step 4: Simplify right side
    491,864.06x = 523,785,022,433.75
  5. Step 5: Solve for x
    x = 523,785,022,433.75/491,864.06
  6. Step 6: Final answer
    x = 1,064,897.93

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.