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Finding the Third Proportional to 242,755 and 495,148

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Solution

The third proportional to 242,755 and 495,148 is: 1,009,954.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,755 : 495,148 = 495,148 : x
  2. Step 2: Convert to fraction form
    242,755/495,148 = 495,148/x
  3. Step 3: Cross multiply
    242,755x = 495,148 × 495,148
  4. Step 4: Simplify right side
    242,755x = 245,171,541,904
  5. Step 5: Solve for x
    x = 245,171,541,904/242,755
  6. Step 6: Final answer
    x = 1,009,954.65

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.