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Finding the Third Proportional to 370,399.50 and 560,763

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Solution

The third proportional to 370,399.50 and 560,763 is: 848,962.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,399.50 : 560,763 = 560,763 : x
  2. Step 2: Convert to fraction form
    370,399.50/560,763 = 560,763/x
  3. Step 3: Cross multiply
    370,399.50x = 560,763 × 560,763
  4. Step 4: Simplify right side
    370,399.50x = 314,455,142,169
  5. Step 5: Solve for x
    x = 314,455,142,169/370,399.50
  6. Step 6: Final answer
    x = 848,962.11

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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.