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Finding the Third Proportional to 460,442 and 999,628

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Solution

The third proportional to 460,442 and 999,628 is: 2,170,210.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,442 : 999,628 = 999,628 : x
  2. Step 2: Convert to fraction form
    460,442/999,628 = 999,628/x
  3. Step 3: Cross multiply
    460,442x = 999,628 × 999,628
  4. Step 4: Simplify right side
    460,442x = 999,256,138,384
  5. Step 5: Solve for x
    x = 999,256,138,384/460,442
  6. Step 6: Final answer
    x = 2,170,210.66

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.