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Finding the Third Proportional to 672,618.94 and 1,021,384.69

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Solution

The third proportional to 672,618.94 and 1,021,384.69 is: 1,550,992.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,618.94 : 1,021,384.69 = 1,021,384.69 : x
  2. Step 2: Convert to fraction form
    672,618.94/1,021,384.69 = 1,021,384.69/x
  3. Step 3: Cross multiply
    672,618.94x = 1,021,384.69 × 1,021,384.69
  4. Step 4: Simplify right side
    672,618.94x = 1,043,226,679,859.47
  5. Step 5: Solve for x
    x = 1,043,226,679,859.47/672,618.94
  6. Step 6: Final answer
    x = 1,550,992.13

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.