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Finding the Third Proportional to 151,394.06 and 318,466.69

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Solution

The third proportional to 151,394.06 and 318,466.69 is: 669,914.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,394.06 : 318,466.69 = 318,466.69 : x
  2. Step 2: Convert to fraction form
    151,394.06/318,466.69 = 318,466.69/x
  3. Step 3: Cross multiply
    151,394.06x = 318,466.69 × 318,466.69
  4. Step 4: Simplify right side
    151,394.06x = 101,421,031,047.22
  5. Step 5: Solve for x
    x = 101,421,031,047.22/151,394.06
  6. Step 6: Final answer
    x = 669,914.19

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.