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Finding the Third Proportional to 583,227 and 1,390,999.50

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Solution

The third proportional to 583,227 and 1,390,999.50 is: 3,317,541.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,227 : 1,390,999.50 = 1,390,999.50 : x
  2. Step 2: Convert to fraction form
    583,227/1,390,999.50 = 1,390,999.50/x
  3. Step 3: Cross multiply
    583,227x = 1,390,999.50 × 1,390,999.50
  4. Step 4: Simplify right side
    583,227x = 1,934,879,609,000.25
  5. Step 5: Solve for x
    x = 1,934,879,609,000.25/583,227
  6. Step 6: Final answer
    x = 3,317,541.21

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Why These Related Problems?

These problems maintain the same ratio (2.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.