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Finding the Third Proportional to 2,235.09 and 4,700.53

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Solution

The third proportional to 2,235.09 and 4,700.53 is: 9,885.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235.09 : 4,700.53 = 4,700.53 : x
  2. Step 2: Convert to fraction form
    2,235.09/4,700.53 = 4,700.53/x
  3. Step 3: Cross multiply
    2,235.09x = 4,700.53 × 4,700.53
  4. Step 4: Simplify right side
    2,235.09x = 22,094,994.03
  5. Step 5: Solve for x
    x = 22,094,994.03/2,235.09
  6. Step 6: Final answer
    x = 9,885.49

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.