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Finding the Third Proportional to 32,776 and 49,331

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Solution

The third proportional to 32,776 and 49,331 is: 74,247.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,776 : 49,331 = 49,331 : x
  2. Step 2: Convert to fraction form
    32,776/49,331 = 49,331/x
  3. Step 3: Cross multiply
    32,776x = 49,331 × 49,331
  4. Step 4: Simplify right side
    32,776x = 2,433,547,561
  5. Step 5: Solve for x
    x = 2,433,547,561/32,776
  6. Step 6: Final answer
    x = 74,247.85

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.