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Finding the Third Proportional to 4,343.63 and 4,870.13

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Solution

The third proportional to 4,343.63 and 4,870.13 is: 5,460.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,343.63 : 4,870.13 = 4,870.13 : x
  2. Step 2: Convert to fraction form
    4,343.63/4,870.13 = 4,870.13/x
  3. Step 3: Cross multiply
    4,343.63x = 4,870.13 × 4,870.13
  4. Step 4: Simplify right side
    4,343.63x = 23,718,117.52
  5. Step 5: Solve for x
    x = 23,718,117.52/4,343.63
  6. Step 6: Final answer
    x = 5,460.44

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Why These Related Problems?

These problems maintain the same ratio (1.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.