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Finding the Third Proportional to 84,303.28 and 176,401.13

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Solution

The third proportional to 84,303.28 and 176,401.13 is: 369,112.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,303.28 : 176,401.13 = 176,401.13 : x
  2. Step 2: Convert to fraction form
    84,303.28/176,401.13 = 176,401.13/x
  3. Step 3: Cross multiply
    84,303.28x = 176,401.13 × 176,401.13
  4. Step 4: Simplify right side
    84,303.28x = 31,117,356,901.27
  5. Step 5: Solve for x
    x = 31,117,356,901.27/84,303.28
  6. Step 6: Final answer
    x = 369,112.05

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.