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Finding the Third Proportional to 1,005,423.50 and 2,191,483

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Solution

The third proportional to 1,005,423.50 and 2,191,483 is: 4,776,691.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,423.50 : 2,191,483 = 2,191,483 : x
  2. Step 2: Convert to fraction form
    1,005,423.50/2,191,483 = 2,191,483/x
  3. Step 3: Cross multiply
    1,005,423.50x = 2,191,483 × 2,191,483
  4. Step 4: Simplify right side
    1,005,423.50x = 4,802,597,739,289
  5. Step 5: Solve for x
    x = 4,802,597,739,289/1,005,423.50
  6. Step 6: Final answer
    x = 4,776,691.35

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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.