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Finding the Third Proportional to 702,096 and 1,078,479

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Solution

The third proportional to 702,096 and 1,078,479 is: 1,656,635.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,096 : 1,078,479 = 1,078,479 : x
  2. Step 2: Convert to fraction form
    702,096/1,078,479 = 1,078,479/x
  3. Step 3: Cross multiply
    702,096x = 1,078,479 × 1,078,479
  4. Step 4: Simplify right side
    702,096x = 1,163,116,953,441
  5. Step 5: Solve for x
    x = 1,163,116,953,441/702,096
  6. Step 6: Final answer
    x = 1,656,635.21

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.