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Finding the Third Proportional to 858,307.50 and 1,358,812

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Solution

The third proportional to 858,307.50 and 1,358,812 is: 2,151,175.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,307.50 : 1,358,812 = 1,358,812 : x
  2. Step 2: Convert to fraction form
    858,307.50/1,358,812 = 1,358,812/x
  3. Step 3: Cross multiply
    858,307.50x = 1,358,812 × 1,358,812
  4. Step 4: Simplify right side
    858,307.50x = 1,846,370,051,344
  5. Step 5: Solve for x
    x = 1,846,370,051,344/858,307.50
  6. Step 6: Final answer
    x = 2,151,175.48

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.