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Finding the Third Proportional to 36,358 and 53,340

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Solution

The third proportional to 36,358 and 53,340 is: 78,253.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,358 : 53,340 = 53,340 : x
  2. Step 2: Convert to fraction form
    36,358/53,340 = 53,340/x
  3. Step 3: Cross multiply
    36,358x = 53,340 × 53,340
  4. Step 4: Simplify right side
    36,358x = 2,845,155,600
  5. Step 5: Solve for x
    x = 2,845,155,600/36,358
  6. Step 6: Final answer
    x = 78,253.91

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.