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Finding the Third Proportional to 586,721,637 and 1,243,394,199

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Solution

The third proportional to 586,721,637 and 1,243,394,199 is: 2,635,030,032.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,721,637 : 1,243,394,199 = 1,243,394,199 : x
  2. Step 2: Convert to fraction form
    586,721,637/1,243,394,199 = 1,243,394,199/x
  3. Step 3: Cross multiply
    586,721,637x = 1,243,394,199 × 1,243,394,199
  4. Step 4: Simplify right side
    586,721,637x = 1,546,029,134,106,851,584
  5. Step 5: Solve for x
    x = 1,546,029,134,106,851,584/586,721,637
  6. Step 6: Final answer
    x = 2,635,030,032.32

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.