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Finding the Third Proportional to 407,007 and 884,070

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Solution

The third proportional to 407,007 and 884,070 is: 1,920,310.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,007 : 884,070 = 884,070 : x
  2. Step 2: Convert to fraction form
    407,007/884,070 = 884,070/x
  3. Step 3: Cross multiply
    407,007x = 884,070 × 884,070
  4. Step 4: Simplify right side
    407,007x = 781,579,764,900
  5. Step 5: Solve for x
    x = 781,579,764,900/407,007
  6. Step 6: Final answer
    x = 1,920,310.38

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.