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Finding the Third Proportional to 437,472 and 674,863.31

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Solution

The third proportional to 437,472 and 674,863.31 is: 1,041,073.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,472 : 674,863.31 = 674,863.31 : x
  2. Step 2: Convert to fraction form
    437,472/674,863.31 = 674,863.31/x
  3. Step 3: Cross multiply
    437,472x = 674,863.31 × 674,863.31
  4. Step 4: Simplify right side
    437,472x = 455,440,490,558.47
  5. Step 5: Solve for x
    x = 455,440,490,558.47/437,472
  6. Step 6: Final answer
    x = 1,041,073.46

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.