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Finding the Fourth Proportional to 962,838.67, 1,328,763 and 580,857.25

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Solution

The fourth proportional to 962,838.67, 1,328,763 and 580,857.25 is: 801,610.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,838.67 : 1,328,763 = 580,857.25 : x
  2. Step 2: Convert to fraction form
    962,838.67/1,328,763 = 580,857.25/x
  3. Step 3: Cross multiply
    962,838.67x = 1,328,763 × 580,857.25
  4. Step 4: Simplify right side
    962,838.67x = 771,821,622,081.75
  5. Step 5: Solve for x
    x = 771,821,622,081.75/962,838.67
  6. Step 6: Final answer
    x = 801,610.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.