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Finding the Third Proportional to 153,007 and 208,596

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Solution

The third proportional to 153,007 and 208,596 is: 284,381.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,007 : 208,596 = 208,596 : x
  2. Step 2: Convert to fraction form
    153,007/208,596 = 208,596/x
  3. Step 3: Cross multiply
    153,007x = 208,596 × 208,596
  4. Step 4: Simplify right side
    153,007x = 43,512,291,216
  5. Step 5: Solve for x
    x = 43,512,291,216/153,007
  6. Step 6: Final answer
    x = 284,381.05

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.