Home / 965,590.16-1,333,620.32-635,919.80

Finding the Fourth Proportional to 965,590.16, 1,333,620.32 and 635,919.80

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Solution

The fourth proportional to 965,590.16, 1,333,620.32 and 635,919.80 is: 878,297.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,590.16 : 1,333,620.32 = 635,919.80 : x
  2. Step 2: Convert to fraction form
    965,590.16/1,333,620.32 = 635,919.80/x
  3. Step 3: Cross multiply
    965,590.16x = 1,333,620.32 × 635,919.80
  4. Step 4: Simplify right side
    965,590.16x = 848,075,567,170.34
  5. Step 5: Solve for x
    x = 848,075,567,170.34/965,590.16
  6. Step 6: Final answer
    x = 878,297.65

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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.