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Finding the Third Proportional to 629,402 and 949,326.50

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Solution

The third proportional to 629,402 and 949,326.50 is: 1,431,868.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,402 : 949,326.50 = 949,326.50 : x
  2. Step 2: Convert to fraction form
    629,402/949,326.50 = 949,326.50/x
  3. Step 3: Cross multiply
    629,402x = 949,326.50 × 949,326.50
  4. Step 4: Simplify right side
    629,402x = 901,220,803,602.25
  5. Step 5: Solve for x
    x = 901,220,803,602.25/629,402
  6. Step 6: Final answer
    x = 1,431,868.35

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.