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Finding the Third Proportional to 630,520 and 884,745

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Solution

The third proportional to 630,520 and 884,745 is: 1,241,473.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,520 : 884,745 = 884,745 : x
  2. Step 2: Convert to fraction form
    630,520/884,745 = 884,745/x
  3. Step 3: Cross multiply
    630,520x = 884,745 × 884,745
  4. Step 4: Simplify right side
    630,520x = 782,773,715,025
  5. Step 5: Solve for x
    x = 782,773,715,025/630,520
  6. Step 6: Final answer
    x = 1,241,473.25

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.