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Finding the Third Proportional to 127,706,587 and 279,262,955

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Solution

The third proportional to 127,706,587 and 279,262,955 is: 610,679,526.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,706,587 : 279,262,955 = 279,262,955 : x
  2. Step 2: Convert to fraction form
    127,706,587/279,262,955 = 279,262,955/x
  3. Step 3: Cross multiply
    127,706,587x = 279,262,955 × 279,262,955
  4. Step 4: Simplify right side
    127,706,587x = 77,987,798,035,332,032
  5. Step 5: Solve for x
    x = 77,987,798,035,332,032/127,706,587
  6. Step 6: Final answer
    x = 610,679,526.15

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.