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Finding the Third Proportional to 803,256 and 1,070,889

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Solution

The third proportional to 803,256 and 1,070,889 is: 1,427,693.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,256 : 1,070,889 = 1,070,889 : x
  2. Step 2: Convert to fraction form
    803,256/1,070,889 = 1,070,889/x
  3. Step 3: Cross multiply
    803,256x = 1,070,889 × 1,070,889
  4. Step 4: Simplify right side
    803,256x = 1,146,803,250,321
  5. Step 5: Solve for x
    x = 1,146,803,250,321/803,256
  6. Step 6: Final answer
    x = 1,427,693.35

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.