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Finding the Third Proportional to 153,340 and 235,364

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Solution

The third proportional to 153,340 and 235,364 is: 361,263.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,340 : 235,364 = 235,364 : x
  2. Step 2: Convert to fraction form
    153,340/235,364 = 235,364/x
  3. Step 3: Cross multiply
    153,340x = 235,364 × 235,364
  4. Step 4: Simplify right side
    153,340x = 55,396,212,496
  5. Step 5: Solve for x
    x = 55,396,212,496/153,340
  6. Step 6: Final answer
    x = 361,263.94

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.