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Finding the Third Proportional to 245,475 and 539,190

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Solution

The third proportional to 245,475 and 539,190 is: 1,184,339.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,475 : 539,190 = 539,190 : x
  2. Step 2: Convert to fraction form
    245,475/539,190 = 539,190/x
  3. Step 3: Cross multiply
    245,475x = 539,190 × 539,190
  4. Step 4: Simplify right side
    245,475x = 290,725,856,100
  5. Step 5: Solve for x
    x = 290,725,856,100/245,475
  6. Step 6: Final answer
    x = 1,184,339.98

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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.