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Finding the Third Proportional to 893,720 and 1,915,376

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Solution

The third proportional to 893,720 and 1,915,376 is: 4,104,938.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,720 : 1,915,376 = 1,915,376 : x
  2. Step 2: Convert to fraction form
    893,720/1,915,376 = 1,915,376/x
  3. Step 3: Cross multiply
    893,720x = 1,915,376 × 1,915,376
  4. Step 4: Simplify right side
    893,720x = 3,668,665,221,376
  5. Step 5: Solve for x
    x = 3,668,665,221,376/893,720
  6. Step 6: Final answer
    x = 4,104,938.04

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.