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Finding the Third Proportional to 239,935.92 and 555,461.30

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Solution

The third proportional to 239,935.92 and 555,461.30 is: 1,285,915.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,935.92 : 555,461.30 = 555,461.30 : x
  2. Step 2: Convert to fraction form
    239,935.92/555,461.30 = 555,461.30/x
  3. Step 3: Cross multiply
    239,935.92x = 555,461.30 × 555,461.30
  4. Step 4: Simplify right side
    239,935.92x = 308,537,252,326.06
  5. Step 5: Solve for x
    x = 308,537,252,326.06/239,935.92
  6. Step 6: Final answer
    x = 1,285,915.21

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.