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Finding the Third Proportional to 717,818.63 and 1,577,151

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Solution

The third proportional to 717,818.63 and 1,577,151 is: 3,465,228.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,818.63 : 1,577,151 = 1,577,151 : x
  2. Step 2: Convert to fraction form
    717,818.63/1,577,151 = 1,577,151/x
  3. Step 3: Cross multiply
    717,818.63x = 1,577,151 × 1,577,151
  4. Step 4: Simplify right side
    717,818.63x = 2,487,405,276,801
  5. Step 5: Solve for x
    x = 2,487,405,276,801/717,818.63
  6. Step 6: Final answer
    x = 3,465,228.11

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.