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Finding the Third Proportional to 4,309,818.50 and 9,376,312

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Solution

The third proportional to 4,309,818.50 and 9,376,312 is: 20,398,823.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309,818.50 : 9,376,312 = 9,376,312 : x
  2. Step 2: Convert to fraction form
    4,309,818.50/9,376,312 = 9,376,312/x
  3. Step 3: Cross multiply
    4,309,818.50x = 9,376,312 × 9,376,312
  4. Step 4: Simplify right side
    4,309,818.50x = 87,915,226,721,344
  5. Step 5: Solve for x
    x = 87,915,226,721,344/4,309,818.50
  6. Step 6: Final answer
    x = 20,398,823.46

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.