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Finding the Third Proportional to 118,480 and 187,584

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Solution

The third proportional to 118,480 and 187,584 is: 296,993.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,480 : 187,584 = 187,584 : x
  2. Step 2: Convert to fraction form
    118,480/187,584 = 187,584/x
  3. Step 3: Cross multiply
    118,480x = 187,584 × 187,584
  4. Step 4: Simplify right side
    118,480x = 35,187,757,056
  5. Step 5: Solve for x
    x = 35,187,757,056/118,480
  6. Step 6: Final answer
    x = 296,993.22

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.