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Finding the Third Proportional to 439,044 and 662,028

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Solution

The third proportional to 439,044 and 662,028 is: 998,262.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,044 : 662,028 = 662,028 : x
  2. Step 2: Convert to fraction form
    439,044/662,028 = 662,028/x
  3. Step 3: Cross multiply
    439,044x = 662,028 × 662,028
  4. Step 4: Simplify right side
    439,044x = 438,281,072,784
  5. Step 5: Solve for x
    x = 438,281,072,784/439,044
  6. Step 6: Final answer
    x = 998,262.30

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.