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Finding the Third Proportional to 153,404,849 and 328,347,828

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Solution

The third proportional to 153,404,849 and 328,347,828 is: 702,795,881.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,404,849 : 328,347,828 = 328,347,828 : x
  2. Step 2: Convert to fraction form
    153,404,849/328,347,828 = 328,347,828/x
  3. Step 3: Cross multiply
    153,404,849x = 328,347,828 × 328,347,828
  4. Step 4: Simplify right side
    153,404,849x = 107,812,296,152,317,584
  5. Step 5: Solve for x
    x = 107,812,296,152,317,584/153,404,849
  6. Step 6: Final answer
    x = 702,795,881.98

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.