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Finding the Third Proportional to 155,433,609 and 335,079,763.50

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Solution

The third proportional to 155,433,609 and 335,079,763.50 is: 722,356,307.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,433,609 : 335,079,763.50 = 335,079,763.50 : x
  2. Step 2: Convert to fraction form
    155,433,609/335,079,763.50 = 335,079,763.50/x
  3. Step 3: Cross multiply
    155,433,609x = 335,079,763.50 × 335,079,763.50
  4. Step 4: Simplify right side
    155,433,609x = 112,278,447,907,215,936
  5. Step 5: Solve for x
    x = 112,278,447,907,215,936/155,433,609
  6. Step 6: Final answer
    x = 722,356,307.81

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.