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Finding the Third Proportional to 868,421.25 and 1,885,376.25

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Solution

The third proportional to 868,421.25 and 1,885,376.25 is: 4,093,225.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,421.25 : 1,885,376.25 = 1,885,376.25 : x
  2. Step 2: Convert to fraction form
    868,421.25/1,885,376.25 = 1,885,376.25/x
  3. Step 3: Cross multiply
    868,421.25x = 1,885,376.25 × 1,885,376.25
  4. Step 4: Simplify right side
    868,421.25x = 3,554,643,604,064.06
  5. Step 5: Solve for x
    x = 3,554,643,604,064.06/868,421.25
  6. Step 6: Final answer
    x = 4,093,225.04

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.