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Finding the Third Proportional to 347.63 and 507.25

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Solution

The third proportional to 347.63 and 507.25 is: 740.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    347.63 : 507.25 = 507.25 : x
  2. Step 2: Convert to fraction form
    347.63/507.25 = 507.25/x
  3. Step 3: Cross multiply
    347.63x = 507.25 × 507.25
  4. Step 4: Simplify right side
    347.63x = 257,302.56
  5. Step 5: Solve for x
    x = 257,302.56/347.63
  6. Step 6: Final answer
    x = 740.17

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.