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Finding the Third Proportional to 153,090 and 229,797

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Solution

The third proportional to 153,090 and 229,797 is: 344,938.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,090 : 229,797 = 229,797 : x
  2. Step 2: Convert to fraction form
    153,090/229,797 = 229,797/x
  3. Step 3: Cross multiply
    153,090x = 229,797 × 229,797
  4. Step 4: Simplify right side
    153,090x = 52,806,661,209
  5. Step 5: Solve for x
    x = 52,806,661,209/153,090
  6. Step 6: Final answer
    x = 344,938.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.