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Finding the Third Proportional to 491,536 and 1,070,480

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Solution

The third proportional to 491,536 and 1,070,480 is: 2,331,319.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,536 : 1,070,480 = 1,070,480 : x
  2. Step 2: Convert to fraction form
    491,536/1,070,480 = 1,070,480/x
  3. Step 3: Cross multiply
    491,536x = 1,070,480 × 1,070,480
  4. Step 4: Simplify right side
    491,536x = 1,145,927,430,400
  5. Step 5: Solve for x
    x = 1,145,927,430,400/491,536
  6. Step 6: Final answer
    x = 2,331,319.44

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.