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Finding the Third Proportional to 152,617.13 and 331,495.13

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Solution

The third proportional to 152,617.13 and 331,495.13 is: 720,030.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,617.13 : 331,495.13 = 331,495.13 : x
  2. Step 2: Convert to fraction form
    152,617.13/331,495.13 = 331,495.13/x
  3. Step 3: Cross multiply
    152,617.13x = 331,495.13 × 331,495.13
  4. Step 4: Simplify right side
    152,617.13x = 109,889,017,898.77
  5. Step 5: Solve for x
    x = 109,889,017,898.77/152,617.13
  6. Step 6: Final answer
    x = 720,030.72

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.