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Finding the Third Proportional to 691,148,437 and 1,523,174,938

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Solution

The third proportional to 691,148,437 and 1,523,174,938 is: 3,356,821,440.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,148,437 : 1,523,174,938 = 1,523,174,938 : x
  2. Step 2: Convert to fraction form
    691,148,437/1,523,174,938 = 1,523,174,938/x
  3. Step 3: Cross multiply
    691,148,437x = 1,523,174,938 × 1,523,174,938
  4. Step 4: Simplify right side
    691,148,437x = 2,320,061,891,751,303,680
  5. Step 5: Solve for x
    x = 2,320,061,891,751,303,680/691,148,437
  6. Step 6: Final answer
    x = 3,356,821,440.30

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.