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Finding the Third Proportional to 464,042 and 988,780

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Solution

The third proportional to 464,042 and 988,780 is: 2,106,890.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,042 : 988,780 = 988,780 : x
  2. Step 2: Convert to fraction form
    464,042/988,780 = 988,780/x
  3. Step 3: Cross multiply
    464,042x = 988,780 × 988,780
  4. Step 4: Simplify right side
    464,042x = 977,685,888,400
  5. Step 5: Solve for x
    x = 977,685,888,400/464,042
  6. Step 6: Final answer
    x = 2,106,890.95

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.