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Finding the Third Proportional to 111,332.63 and 242,645.63

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Solution

The third proportional to 111,332.63 and 242,645.63 is: 528,837.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,332.63 : 242,645.63 = 242,645.63 : x
  2. Step 2: Convert to fraction form
    111,332.63/242,645.63 = 242,645.63/x
  3. Step 3: Cross multiply
    111,332.63x = 242,645.63 × 242,645.63
  4. Step 4: Simplify right side
    111,332.63x = 58,876,899,331.64
  5. Step 5: Solve for x
    x = 58,876,899,331.64/111,332.63
  6. Step 6: Final answer
    x = 528,837.79

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.