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Finding the Third Proportional to 231,447 and 360,703.50

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Solution

The third proportional to 231,447 and 360,703.50 is: 562,146.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,447 : 360,703.50 = 360,703.50 : x
  2. Step 2: Convert to fraction form
    231,447/360,703.50 = 360,703.50/x
  3. Step 3: Cross multiply
    231,447x = 360,703.50 × 360,703.50
  4. Step 4: Simplify right side
    231,447x = 130,107,014,912.25
  5. Step 5: Solve for x
    x = 130,107,014,912.25/231,447
  6. Step 6: Final answer
    x = 562,146.04

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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.