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Finding the Third Proportional to 262,803 and 564,972

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Solution

The third proportional to 262,803 and 564,972 is: 1,214,572.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,803 : 564,972 = 564,972 : x
  2. Step 2: Convert to fraction form
    262,803/564,972 = 564,972/x
  3. Step 3: Cross multiply
    262,803x = 564,972 × 564,972
  4. Step 4: Simplify right side
    262,803x = 319,193,360,784
  5. Step 5: Solve for x
    x = 319,193,360,784/262,803
  6. Step 6: Final answer
    x = 1,214,572.74

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.