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Finding the Third Proportional to 124,586.50 and 292,486.50

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Solution

The third proportional to 124,586.50 and 292,486.50 is: 686,658.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,586.50 : 292,486.50 = 292,486.50 : x
  2. Step 2: Convert to fraction form
    124,586.50/292,486.50 = 292,486.50/x
  3. Step 3: Cross multiply
    124,586.50x = 292,486.50 × 292,486.50
  4. Step 4: Simplify right side
    124,586.50x = 85,548,352,682.25
  5. Step 5: Solve for x
    x = 85,548,352,682.25/124,586.50
  6. Step 6: Final answer
    x = 686,658.29

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.