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Finding the Third Proportional to 117,164 and 181,572

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Solution

The third proportional to 117,164 and 181,572 is: 281,386.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,164 : 181,572 = 181,572 : x
  2. Step 2: Convert to fraction form
    117,164/181,572 = 181,572/x
  3. Step 3: Cross multiply
    117,164x = 181,572 × 181,572
  4. Step 4: Simplify right side
    117,164x = 32,968,391,184
  5. Step 5: Solve for x
    x = 32,968,391,184/117,164
  6. Step 6: Final answer
    x = 281,386.70

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.