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Finding the Third Proportional to 853,537 and 1,321,527

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Solution

The third proportional to 853,537 and 1,321,527 is: 2,046,113.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,537 : 1,321,527 = 1,321,527 : x
  2. Step 2: Convert to fraction form
    853,537/1,321,527 = 1,321,527/x
  3. Step 3: Cross multiply
    853,537x = 1,321,527 × 1,321,527
  4. Step 4: Simplify right side
    853,537x = 1,746,433,611,729
  5. Step 5: Solve for x
    x = 1,746,433,611,729/853,537
  6. Step 6: Final answer
    x = 2,046,113.54

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.