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Finding the Third Proportional to 54,508,791 and 83,783,772

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Solution

The third proportional to 54,508,791 and 83,783,772 is: 128,781,437.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,508,791 : 83,783,772 = 83,783,772 : x
  2. Step 2: Convert to fraction form
    54,508,791/83,783,772 = 83,783,772/x
  3. Step 3: Cross multiply
    54,508,791x = 83,783,772 × 83,783,772
  4. Step 4: Simplify right side
    54,508,791x = 7,019,720,450,547,984
  5. Step 5: Solve for x
    x = 7,019,720,450,547,984/54,508,791
  6. Step 6: Final answer
    x = 128,781,437.30

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.