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Finding the Third Proportional to 176,184 and 310,992

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Solution

The third proportional to 176,184 and 310,992 is: 548,948.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,184 : 310,992 = 310,992 : x
  2. Step 2: Convert to fraction form
    176,184/310,992 = 310,992/x
  3. Step 3: Cross multiply
    176,184x = 310,992 × 310,992
  4. Step 4: Simplify right side
    176,184x = 96,716,024,064
  5. Step 5: Solve for x
    x = 96,716,024,064/176,184
  6. Step 6: Final answer
    x = 548,948.96

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Why These Related Problems?

These problems maintain the same ratio (1.77) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.