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Finding the Third Proportional to 345,361 and 532,813.50

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Solution

The third proportional to 345,361 and 532,813.50 is: 822,010.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,361 : 532,813.50 = 532,813.50 : x
  2. Step 2: Convert to fraction form
    345,361/532,813.50 = 532,813.50/x
  3. Step 3: Cross multiply
    345,361x = 532,813.50 × 532,813.50
  4. Step 4: Simplify right side
    345,361x = 283,890,225,782.25
  5. Step 5: Solve for x
    x = 283,890,225,782.25/345,361
  6. Step 6: Final answer
    x = 822,010.09

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.