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Finding the Third Proportional to 238,416 and 360,054

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Solution

The third proportional to 238,416 and 360,054 is: 543,750.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,416 : 360,054 = 360,054 : x
  2. Step 2: Convert to fraction form
    238,416/360,054 = 360,054/x
  3. Step 3: Cross multiply
    238,416x = 360,054 × 360,054
  4. Step 4: Simplify right side
    238,416x = 129,638,882,916
  5. Step 5: Solve for x
    x = 129,638,882,916/238,416
  6. Step 6: Final answer
    x = 543,750.77

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.