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Finding the Third Proportional to 710,640 and 938,952

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Solution

The third proportional to 710,640 and 938,952 is: 1,240,615.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,640 : 938,952 = 938,952 : x
  2. Step 2: Convert to fraction form
    710,640/938,952 = 938,952/x
  3. Step 3: Cross multiply
    710,640x = 938,952 × 938,952
  4. Step 4: Simplify right side
    710,640x = 881,630,858,304
  5. Step 5: Solve for x
    x = 881,630,858,304/710,640
  6. Step 6: Final answer
    x = 1,240,615.30

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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.