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Finding the Third Proportional to 118,715.06 and 170,056.69

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Solution

The third proportional to 118,715.06 and 170,056.69 is: 243,602.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,715.06 : 170,056.69 = 170,056.69 : x
  2. Step 2: Convert to fraction form
    118,715.06/170,056.69 = 170,056.69/x
  3. Step 3: Cross multiply
    118,715.06x = 170,056.69 × 170,056.69
  4. Step 4: Simplify right side
    118,715.06x = 28,919,276,963.47
  5. Step 5: Solve for x
    x = 28,919,276,963.47/118,715.06
  6. Step 6: Final answer
    x = 243,602.42

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.