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Finding the Third Proportional to 114,141 and 177,428

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Solution

The third proportional to 114,141 and 177,428 is: 275,805.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,141 : 177,428 = 177,428 : x
  2. Step 2: Convert to fraction form
    114,141/177,428 = 177,428/x
  3. Step 3: Cross multiply
    114,141x = 177,428 × 177,428
  4. Step 4: Simplify right side
    114,141x = 31,480,695,184
  5. Step 5: Solve for x
    x = 31,480,695,184/114,141
  6. Step 6: Final answer
    x = 275,805.32

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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.