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Finding the Third Proportional to 1,246,105,548 and 2,658,998,520

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Solution

The third proportional to 1,246,105,548 and 2,658,998,520 is: 5,673,895,875.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,105,548 : 2,658,998,520 = 2,658,998,520 : x
  2. Step 2: Convert to fraction form
    1,246,105,548/2,658,998,520 = 2,658,998,520/x
  3. Step 3: Cross multiply
    1,246,105,548x = 2,658,998,520 × 2,658,998,520
  4. Step 4: Simplify right side
    1,246,105,548x = 7,070,273,129,362,190,336
  5. Step 5: Solve for x
    x = 7,070,273,129,362,190,336/1,246,105,548
  6. Step 6: Final answer
    x = 5,673,895,875.60

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.