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Finding the Third Proportional to 1,472,159.25 and 2,215,611

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Solution

The third proportional to 1,472,159.25 and 2,215,611 is: 3,334,511.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,159.25 : 2,215,611 = 2,215,611 : x
  2. Step 2: Convert to fraction form
    1,472,159.25/2,215,611 = 2,215,611/x
  3. Step 3: Cross multiply
    1,472,159.25x = 2,215,611 × 2,215,611
  4. Step 4: Simplify right side
    1,472,159.25x = 4,908,932,103,321
  5. Step 5: Solve for x
    x = 4,908,932,103,321/1,472,159.25
  6. Step 6: Final answer
    x = 3,334,511.60

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.