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Finding the Third Proportional to 6,985,874 and 15,270,124

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Solution

The third proportional to 6,985,874 and 15,270,124 is: 33,378,312.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,985,874 : 15,270,124 = 15,270,124 : x
  2. Step 2: Convert to fraction form
    6,985,874/15,270,124 = 15,270,124/x
  3. Step 3: Cross multiply
    6,985,874x = 15,270,124 × 15,270,124
  4. Step 4: Simplify right side
    6,985,874x = 233,176,686,975,376
  5. Step 5: Solve for x
    x = 233,176,686,975,376/6,985,874
  6. Step 6: Final answer
    x = 33,378,312.72

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.