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Finding the Third Proportional to 292,113 and 441,328.50

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Solution

The third proportional to 292,113 and 441,328.50 is: 666,765.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,113 : 441,328.50 = 441,328.50 : x
  2. Step 2: Convert to fraction form
    292,113/441,328.50 = 441,328.50/x
  3. Step 3: Cross multiply
    292,113x = 441,328.50 × 441,328.50
  4. Step 4: Simplify right side
    292,113x = 194,770,844,912.25
  5. Step 5: Solve for x
    x = 194,770,844,912.25/292,113
  6. Step 6: Final answer
    x = 666,765.41

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.