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Finding the Third Proportional to 58,686,936.75 and 127,462,990.50

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Solution

The third proportional to 58,686,936.75 and 127,462,990.50 is: 276,838,677.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,686,936.75 : 127,462,990.50 = 127,462,990.50 : x
  2. Step 2: Convert to fraction form
    58,686,936.75/127,462,990.50 = 127,462,990.50/x
  3. Step 3: Cross multiply
    58,686,936.75x = 127,462,990.50 × 127,462,990.50
  4. Step 4: Simplify right side
    58,686,936.75x = 16,246,813,947,203,090
  5. Step 5: Solve for x
    x = 16,246,813,947,203,090/58,686,936.75
  6. Step 6: Final answer
    x = 276,838,677.34

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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.