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Finding the Third Proportional to 72,184,034.25 and 155,874,628.13

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Solution

The third proportional to 72,184,034.25 and 155,874,628.13 is: 336,596,588.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,184,034.25 : 155,874,628.13 = 155,874,628.13 : x
  2. Step 2: Convert to fraction form
    72,184,034.25/155,874,628.13 = 155,874,628.13/x
  3. Step 3: Cross multiply
    72,184,034.25x = 155,874,628.13 × 155,874,628.13
  4. Step 4: Simplify right side
    72,184,034.25x = 24,296,899,693,107,040
  5. Step 5: Solve for x
    x = 24,296,899,693,107,040/72,184,034.25
  6. Step 6: Final answer
    x = 336,596,588.78

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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.