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Finding the Third Proportional to 273,632,448.38 and 424,054,956.94

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Solution

The third proportional to 273,632,448.38 and 424,054,956.94 is: 657,168,430.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,632,448.38 : 424,054,956.94 = 424,054,956.94 : x
  2. Step 2: Convert to fraction form
    273,632,448.38/424,054,956.94 = 424,054,956.94/x
  3. Step 3: Cross multiply
    273,632,448.38x = 424,054,956.94 × 424,054,956.94
  4. Step 4: Simplify right side
    273,632,448.38x = 179,822,606,503,264,992
  5. Step 5: Solve for x
    x = 179,822,606,503,264,992/273,632,448.38
  6. Step 6: Final answer
    x = 657,168,430.03

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.