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Finding the Third Proportional to 155,649.75 and 228,310.13

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Solution

The third proportional to 155,649.75 and 228,310.13 is: 334,889.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,649.75 : 228,310.13 = 228,310.13 : x
  2. Step 2: Convert to fraction form
    155,649.75/228,310.13 = 228,310.13/x
  3. Step 3: Cross multiply
    155,649.75x = 228,310.13 × 228,310.13
  4. Step 4: Simplify right side
    155,649.75x = 52,125,513,177.52
  5. Step 5: Solve for x
    x = 52,125,513,177.52/155,649.75
  6. Step 6: Final answer
    x = 334,889.80

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.