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Finding the Third Proportional to 863,295 and 1,877,808

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Solution

The third proportional to 863,295 and 1,877,808 is: 4,084,539.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,295 : 1,877,808 = 1,877,808 : x
  2. Step 2: Convert to fraction form
    863,295/1,877,808 = 1,877,808/x
  3. Step 3: Cross multiply
    863,295x = 1,877,808 × 1,877,808
  4. Step 4: Simplify right side
    863,295x = 3,526,162,884,864
  5. Step 5: Solve for x
    x = 3,526,162,884,864/863,295
  6. Step 6: Final answer
    x = 4,084,539.91

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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.