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Finding the Third Proportional to 559,446 and 1,218,468

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Solution

The third proportional to 559,446 and 1,218,468 is: 2,653,811.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,446 : 1,218,468 = 1,218,468 : x
  2. Step 2: Convert to fraction form
    559,446/1,218,468 = 1,218,468/x
  3. Step 3: Cross multiply
    559,446x = 1,218,468 × 1,218,468
  4. Step 4: Simplify right side
    559,446x = 1,484,664,267,024
  5. Step 5: Solve for x
    x = 1,484,664,267,024/559,446
  6. Step 6: Final answer
    x = 2,653,811.57

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.