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Finding the Third Proportional to 464.06 and 715.78

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Solution

The third proportional to 464.06 and 715.78 is: 1,104.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    464.06 : 715.78 = 715.78 : x
  2. Step 2: Convert to fraction form
    464.06/715.78 = 715.78/x
  3. Step 3: Cross multiply
    464.06x = 715.78 × 715.78
  4. Step 4: Simplify right side
    464.06x = 512,342.80
  5. Step 5: Solve for x
    x = 512,342.80/464.06
  6. Step 6: Final answer
    x = 1,104.04

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.