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Finding the Third Proportional to 148,455 and 229,351.50

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Solution

The third proportional to 148,455 and 229,351.50 is: 354,330.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,455 : 229,351.50 = 229,351.50 : x
  2. Step 2: Convert to fraction form
    148,455/229,351.50 = 229,351.50/x
  3. Step 3: Cross multiply
    148,455x = 229,351.50 × 229,351.50
  4. Step 4: Simplify right side
    148,455x = 52,602,110,552.25
  5. Step 5: Solve for x
    x = 52,602,110,552.25/148,455
  6. Step 6: Final answer
    x = 354,330.34

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.