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Finding the Third Proportional to 2,127,120.75 and 4,553,253

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Solution

The third proportional to 2,127,120.75 and 4,553,253 is: 9,746,561.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,120.75 : 4,553,253 = 4,553,253 : x
  2. Step 2: Convert to fraction form
    2,127,120.75/4,553,253 = 4,553,253/x
  3. Step 3: Cross multiply
    2,127,120.75x = 4,553,253 × 4,553,253
  4. Step 4: Simplify right side
    2,127,120.75x = 20,732,112,882,009
  5. Step 5: Solve for x
    x = 20,732,112,882,009/2,127,120.75
  6. Step 6: Final answer
    x = 9,746,561.35

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.