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Finding the Third Proportional to 662,988.38 and 1,447,416

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Solution

The third proportional to 662,988.38 and 1,447,416 is: 3,159,954.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,988.38 : 1,447,416 = 1,447,416 : x
  2. Step 2: Convert to fraction form
    662,988.38/1,447,416 = 1,447,416/x
  3. Step 3: Cross multiply
    662,988.38x = 1,447,416 × 1,447,416
  4. Step 4: Simplify right side
    662,988.38x = 2,095,013,077,056
  5. Step 5: Solve for x
    x = 2,095,013,077,056/662,988.38
  6. Step 6: Final answer
    x = 3,159,954.47

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.