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Finding the Third Proportional to 153,840 and 232,882.50

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Solution

The third proportional to 153,840 and 232,882.50 is: 352,536.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,840 : 232,882.50 = 232,882.50 : x
  2. Step 2: Convert to fraction form
    153,840/232,882.50 = 232,882.50/x
  3. Step 3: Cross multiply
    153,840x = 232,882.50 × 232,882.50
  4. Step 4: Simplify right side
    153,840x = 54,234,258,806.25
  5. Step 5: Solve for x
    x = 54,234,258,806.25/153,840
  6. Step 6: Final answer
    x = 352,536.78

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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.