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Finding the Third Proportional to 229,085 and 492,070

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Solution

The third proportional to 229,085 and 492,070 is: 1,056,956.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,085 : 492,070 = 492,070 : x
  2. Step 2: Convert to fraction form
    229,085/492,070 = 492,070/x
  3. Step 3: Cross multiply
    229,085x = 492,070 × 492,070
  4. Step 4: Simplify right side
    229,085x = 242,132,884,900
  5. Step 5: Solve for x
    x = 242,132,884,900/229,085
  6. Step 6: Final answer
    x = 1,056,956.52

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.