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Finding the Third Proportional to 361,888 and 532,020

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Solution

The third proportional to 361,888 and 532,020 is: 782,135.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,888 : 532,020 = 532,020 : x
  2. Step 2: Convert to fraction form
    361,888/532,020 = 532,020/x
  3. Step 3: Cross multiply
    361,888x = 532,020 × 532,020
  4. Step 4: Simplify right side
    361,888x = 283,045,280,400
  5. Step 5: Solve for x
    x = 283,045,280,400/361,888
  6. Step 6: Final answer
    x = 782,135.03

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.