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Finding the Third Proportional to 563,956 and 873,808

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Solution

The third proportional to 563,956 and 873,808 is: 1,353,900.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,956 : 873,808 = 873,808 : x
  2. Step 2: Convert to fraction form
    563,956/873,808 = 873,808/x
  3. Step 3: Cross multiply
    563,956x = 873,808 × 873,808
  4. Step 4: Simplify right side
    563,956x = 763,540,420,864
  5. Step 5: Solve for x
    x = 763,540,420,864/563,956
  6. Step 6: Final answer
    x = 1,353,900.70

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.