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Finding the Third Proportional to 147,248 and 229,620

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Solution

The third proportional to 147,248 and 229,620 is: 358,071.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,248 : 229,620 = 229,620 : x
  2. Step 2: Convert to fraction form
    147,248/229,620 = 229,620/x
  3. Step 3: Cross multiply
    147,248x = 229,620 × 229,620
  4. Step 4: Simplify right side
    147,248x = 52,725,344,400
  5. Step 5: Solve for x
    x = 52,725,344,400/147,248
  6. Step 6: Final answer
    x = 358,071.72

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.