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Finding the Third Proportional to 239,830.50 and 346,486.50

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Solution

The third proportional to 239,830.50 and 346,486.50 is: 500,573.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,830.50 : 346,486.50 = 346,486.50 : x
  2. Step 2: Convert to fraction form
    239,830.50/346,486.50 = 346,486.50/x
  3. Step 3: Cross multiply
    239,830.50x = 346,486.50 × 346,486.50
  4. Step 4: Simplify right side
    239,830.50x = 120,052,894,682.25
  5. Step 5: Solve for x
    x = 120,052,894,682.25/239,830.50
  6. Step 6: Final answer
    x = 500,573.92

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.