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Finding the Third Proportional to 160,719,921 and 348,838,569

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Solution

The third proportional to 160,719,921 and 348,838,569 is: 757,145,389.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,719,921 : 348,838,569 = 348,838,569 : x
  2. Step 2: Convert to fraction form
    160,719,921/348,838,569 = 348,838,569/x
  3. Step 3: Cross multiply
    160,719,921x = 348,838,569 × 348,838,569
  4. Step 4: Simplify right side
    160,719,921x = 121,688,347,221,967,760
  5. Step 5: Solve for x
    x = 121,688,347,221,967,760/160,719,921
  6. Step 6: Final answer
    x = 757,145,389.72

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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.