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Finding the Third Proportional to 148,458 and 229,356

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Solution

The third proportional to 148,458 and 229,356 is: 354,337.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,458 : 229,356 = 229,356 : x
  2. Step 2: Convert to fraction form
    148,458/229,356 = 229,356/x
  3. Step 3: Cross multiply
    148,458x = 229,356 × 229,356
  4. Step 4: Simplify right side
    148,458x = 52,604,174,736
  5. Step 5: Solve for x
    x = 52,604,174,736/148,458
  6. Step 6: Final answer
    x = 354,337.08

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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.