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Finding the Third Proportional to 615,864,447 and 1,275,383,358

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Solution

The third proportional to 615,864,447 and 1,275,383,358 is: 2,641,170,013.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,864,447 : 1,275,383,358 = 1,275,383,358 : x
  2. Step 2: Convert to fraction form
    615,864,447/1,275,383,358 = 1,275,383,358/x
  3. Step 3: Cross multiply
    615,864,447x = 1,275,383,358 × 1,275,383,358
  4. Step 4: Simplify right side
    615,864,447x = 1,626,602,709,863,356,160
  5. Step 5: Solve for x
    x = 1,626,602,709,863,356,160/615,864,447
  6. Step 6: Final answer
    x = 2,641,170,013.61

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.