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Finding the Third Proportional to 2,838.52 and 4,430.18

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Solution

The third proportional to 2,838.52 and 4,430.18 is: 6,914.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838.52 : 4,430.18 = 4,430.18 : x
  2. Step 2: Convert to fraction form
    2,838.52/4,430.18 = 4,430.18/x
  3. Step 3: Cross multiply
    2,838.52x = 4,430.18 × 4,430.18
  4. Step 4: Simplify right side
    2,838.52x = 19,626,492.06
  5. Step 5: Solve for x
    x = 19,626,492.06/2,838.52
  6. Step 6: Final answer
    x = 6,914.35

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.