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Finding the Third Proportional to 155,495,127 and 340,278,561

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Solution

The third proportional to 155,495,127 and 340,278,561 is: 744,650,339.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,495,127 : 340,278,561 = 340,278,561 : x
  2. Step 2: Convert to fraction form
    155,495,127/340,278,561 = 340,278,561/x
  3. Step 3: Cross multiply
    155,495,127x = 340,278,561 × 340,278,561
  4. Step 4: Simplify right side
    155,495,127x = 115,789,499,076,230,720
  5. Step 5: Solve for x
    x = 115,789,499,076,230,720/155,495,127
  6. Step 6: Final answer
    x = 744,650,339.28

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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.