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Finding the Third Proportional to 624 and 770

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Solution

The third proportional to 624 and 770 is: 950.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    624 : 770 = 770 : x
  2. Step 2: Convert to fraction form
    624/770 = 770/x
  3. Step 3: Cross multiply
    624x = 770 × 770
  4. Step 4: Simplify right side
    624x = 592,900
  5. Step 5: Solve for x
    x = 592,900/624
  6. Step 6: Final answer
    x = 950.16

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These problems maintain the same ratio (1.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.