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Finding the Third Proportional to 647,098,239,525 and 1,406,827,386,558

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Solution

The third proportional to 647,098,239,525 and 1,406,827,386,558 is: 3,058,520,599,627.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,098,239,525 : 1,406,827,386,558 = 1,406,827,386,558 : x
  2. Step 2: Convert to fraction form
    647,098,239,525/1,406,827,386,558 = 1,406,827,386,558/x
  3. Step 3: Cross multiply
    647,098,239,525x = 1,406,827,386,558 × 1,406,827,386,558
  4. Step 4: Simplify right side
    647,098,239,525x = 1,979,163,295,569,612,449,513,472
  5. Step 5: Solve for x
    x = 1,979,163,295,569,612,449,513,472/647,098,239,525
  6. Step 6: Final answer
    x = 3,058,520,599,627.05

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.