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Finding the Third Proportional to 338,752 and 506,464

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Solution

The third proportional to 338,752 and 506,464 is: 757,208.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,752 : 506,464 = 506,464 : x
  2. Step 2: Convert to fraction form
    338,752/506,464 = 506,464/x
  3. Step 3: Cross multiply
    338,752x = 506,464 × 506,464
  4. Step 4: Simplify right side
    338,752x = 256,505,783,296
  5. Step 5: Solve for x
    x = 256,505,783,296/338,752
  6. Step 6: Final answer
    x = 757,208.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.