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Finding the Third Proportional to 607.28 and 1,330.10

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Solution

The third proportional to 607.28 and 1,330.10 is: 2,913.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.28 : 1,330.10 = 1,330.10 : x
  2. Step 2: Convert to fraction form
    607.28/1,330.10 = 1,330.10/x
  3. Step 3: Cross multiply
    607.28x = 1,330.10 × 1,330.10
  4. Step 4: Simplify right side
    607.28x = 1,769,166.51
  5. Step 5: Solve for x
    x = 1,769,166.51/607.28
  6. Step 6: Final answer
    x = 2,913.24

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.