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Finding the Third Proportional to 883,506 and 1,921,668

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Solution

The third proportional to 883,506 and 1,921,668 is: 4,179,720.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,506 : 1,921,668 = 1,921,668 : x
  2. Step 2: Convert to fraction form
    883,506/1,921,668 = 1,921,668/x
  3. Step 3: Cross multiply
    883,506x = 1,921,668 × 1,921,668
  4. Step 4: Simplify right side
    883,506x = 3,692,807,902,224
  5. Step 5: Solve for x
    x = 3,692,807,902,224/883,506
  6. Step 6: Final answer
    x = 4,179,720.23

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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.