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Finding the Third Proportional to 889,704 and 1,956,312

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Solution

The third proportional to 889,704 and 1,956,312 is: 4,301,606.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,704 : 1,956,312 = 1,956,312 : x
  2. Step 2: Convert to fraction form
    889,704/1,956,312 = 1,956,312/x
  3. Step 3: Cross multiply
    889,704x = 1,956,312 × 1,956,312
  4. Step 4: Simplify right side
    889,704x = 3,827,156,641,344
  5. Step 5: Solve for x
    x = 3,827,156,641,344/889,704
  6. Step 6: Final answer
    x = 4,301,606.65

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.