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Finding the Third Proportional to 417,686.63 and 651,483

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Solution

The third proportional to 417,686.63 and 651,483 is: 1,016,144.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,686.63 : 651,483 = 651,483 : x
  2. Step 2: Convert to fraction form
    417,686.63/651,483 = 651,483/x
  3. Step 3: Cross multiply
    417,686.63x = 651,483 × 651,483
  4. Step 4: Simplify right side
    417,686.63x = 424,430,099,289
  5. Step 5: Solve for x
    x = 424,430,099,289/417,686.63
  6. Step 6: Final answer
    x = 1,016,144.82

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.