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Finding the Third Proportional to 792,140 and 1,710,542

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Solution

The third proportional to 792,140 and 1,710,542 is: 3,693,733.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,140 : 1,710,542 = 1,710,542 : x
  2. Step 2: Convert to fraction form
    792,140/1,710,542 = 1,710,542/x
  3. Step 3: Cross multiply
    792,140x = 1,710,542 × 1,710,542
  4. Step 4: Simplify right side
    792,140x = 2,925,953,933,764
  5. Step 5: Solve for x
    x = 2,925,953,933,764/792,140
  6. Step 6: Final answer
    x = 3,693,733.35

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.