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Finding the Third Proportional to 132,736 and 286,585

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Solution

The third proportional to 132,736 and 286,585 is: 618,754.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,736 : 286,585 = 286,585 : x
  2. Step 2: Convert to fraction form
    132,736/286,585 = 286,585/x
  3. Step 3: Cross multiply
    132,736x = 286,585 × 286,585
  4. Step 4: Simplify right side
    132,736x = 82,130,962,225
  5. Step 5: Solve for x
    x = 82,130,962,225/132,736
  6. Step 6: Final answer
    x = 618,754.24

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.