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Finding the Third Proportional to 240,407,372 and 359,195,940

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Solution

The third proportional to 240,407,372 and 359,195,940 is: 536,679,562.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,407,372 : 359,195,940 = 359,195,940 : x
  2. Step 2: Convert to fraction form
    240,407,372/359,195,940 = 359,195,940/x
  3. Step 3: Cross multiply
    240,407,372x = 359,195,940 × 359,195,940
  4. Step 4: Simplify right side
    240,407,372x = 129,021,723,312,483,600
  5. Step 5: Solve for x
    x = 129,021,723,312,483,600/240,407,372
  6. Step 6: Final answer
    x = 536,679,562.86

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.