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Finding the Third Proportional to 710,652 and 938,970

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Solution

The third proportional to 710,652 and 938,970 is: 1,240,641.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,652 : 938,970 = 938,970 : x
  2. Step 2: Convert to fraction form
    710,652/938,970 = 938,970/x
  3. Step 3: Cross multiply
    710,652x = 938,970 × 938,970
  4. Step 4: Simplify right side
    710,652x = 881,664,660,900
  5. Step 5: Solve for x
    x = 881,664,660,900/710,652
  6. Step 6: Final answer
    x = 1,240,641.92

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.